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    <title>Documentation – Trabalhando com páginas PDF em Go</title>
    <link>https://docs.aspose.com/pdf/pt/go-cpp/working-with-pages/</link>
    <description>Recent content in Trabalhando com páginas PDF em Go on Documentation</description>
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    <language>pt</language>
    <lastBuildDate>Sat, 04 Jul 2026 00:00:00 +0000</lastBuildDate>
    
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    <item>
      <title>Go-Cpp: Adicionar páginas ao documento PDF</title>
      <link>https://docs.aspose.com/pdf/pt/go-cpp/add-pages/</link>
      <pubDate>Sat, 04 Jul 2026 00:00:00 +0000</pubDate>
      
      <guid>https://docs.aspose.com/pdf/pt/go-cpp/add-pages/</guid>
      <description>
        
        
        &lt;h2 id=&#34;adicionar-página-em-um-arquivo-pdf&#34;&gt;Adicionar página em um arquivo PDF&lt;/h2&gt;
&lt;p&gt;O trecho de código Go fornecido demonstra como executar a operação Add Page ao final do PDF usando a biblioteca Aspose.PDF.&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/open/&#34;&gt;Open&lt;/a&gt; A função permite que o programa carregue um arquivo PDF existente (sample.pdf) para manipulação. Isso é essencial para quaisquer operações relacionadas a PDF, como edição, adição de conteúdo ou leitura de dados.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/pageadd/&#34;&gt;PageAdd&lt;/a&gt; O método é usado para inserir uma nova página em branco no documento PDF existente. Isso é útil para expandir um documento ou prepará-lo para conteúdo adicional.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/save/&#34;&gt;Save&lt;/a&gt; O método garante que as modificações no PDF sejam gravadas de volta no arquivo. Esta etapa é crucial para persistir as alterações, como a adição de novas páginas.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/close/&#34;&gt;Close&lt;/a&gt; O método é chamado usando defer para liberar quaisquer recursos alocados durante as operações de PDF. Isso é importante para prevenir vazamentos de memória e garantir o uso eficiente de recursos.&lt;/li&gt;
&lt;/ol&gt;
&lt;p&gt;Este trecho é um exemplo conciso e eficiente de como usar a biblioteca Aspose.PDF Go para tarefas básicas de manipulação de PDF.&lt;/p&gt;
&lt;p&gt;Aspose.PDF for Go permite inserir uma página em um documento PDF em qualquer local do arquivo, bem como adicionar páginas ao final de um arquivo PDF.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// PageAdd() adds new page in PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageAdd&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Save() saves previously opened PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Save&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;inserir-página-em-um-arquivo-pdf&#34;&gt;Inserir página em um arquivo PDF&lt;/h2&gt;
&lt;p&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/pageinsert/&#34;&gt;PageInsert&lt;/a&gt; O método insere uma nova página na posição especificada. Esse recurso é útil quando você precisa inserir páginas adicionais em um documento existente, por exemplo, adicionando uma nova seção ou conteúdo a um relatório ou apresentação.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// PageInsert(num int32) inserts new page at the specified position in PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageInsert&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;mi&#34;&gt;1&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Save() saves previously opened PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Save&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Go-Cpp: Excluir páginas PDF com Go</title>
      <link>https://docs.aspose.com/pdf/pt/go-cpp/delete-pages/</link>
      <pubDate>Sat, 04 Jul 2026 00:00:00 +0000</pubDate>
      
      <guid>https://docs.aspose.com/pdf/pt/go-cpp/delete-pages/</guid>
      <description>
        
        
        &lt;p&gt;Você pode excluir páginas de um arquivo PDF usando &lt;strong&gt;Aspose.PDF for Go via C++&lt;/strong&gt;. O próximo trecho de código demonstra como manipular um documento PDF excluindo uma página específica. Este método é eficiente para tarefas de manipulação de documentos PDF, especificamente para remover páginas, salvar o documento modificado e garantir o gerenciamento adequado de recursos.&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Abrindo um arquivo PDF.&lt;/li&gt;
&lt;li&gt;Excluindo uma página específica com &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/pagedelete/&#34;&gt;PageDelete&lt;/a&gt; função.&lt;/li&gt;
&lt;li&gt;Salvando o documento usando &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/save/&#34;&gt;Save&lt;/a&gt; método.&lt;/li&gt;
&lt;/ol&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// PageDelete(num int32) deletes specified page in PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageDelete&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;mi&#34;&gt;1&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Save() saves previously opened PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Save&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Go-Cpp: Rotacionar páginas PDF com Go</title>
      <link>https://docs.aspose.com/pdf/pt/go-cpp/rotate-pages/</link>
      <pubDate>Sat, 04 Jul 2026 00:00:00 +0000</pubDate>
      
      <guid>https://docs.aspose.com/pdf/pt/go-cpp/rotate-pages/</guid>
      <description>
        
        
        &lt;p&gt;Esta seção descreve como mudar a orientação da página de paisagem para retrato e vice‑versa em um arquivo PDF existente usando Go.&lt;/p&gt;
&lt;p&gt;Rotacionar páginas garante o alinhamento adequado para impressão ou exibição de PDFs em ambientes profissionais&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Abrir o Documento PDF.&lt;/li&gt;
&lt;li&gt;Rotacionar Páginas PDF. O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/organize/rotate/&#34;&gt;PageRotate&lt;/a&gt; A função aplica uma rotação específica (neste caso, 180 graus) a uma página dada.&lt;/li&gt;
&lt;li&gt;Salvar Alterações em um Novo Arquivo. O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/saveas/&#34;&gt;SaveAs&lt;/a&gt; A função cria um novo arquivo PDF para preservar o original enquanto armazena a versão atualizada.&lt;/li&gt;
&lt;/ol&gt;
&lt;p&gt;Neste exemplo, você gira uma página específica em um documento PDF:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// PageRotate(num int32, rotation int32) rotates page
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageRotate&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;mi&#34;&gt;1&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;RotationOn180&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// SaveAs(filename string) saves previously opened PDF-document with new filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;SaveAs&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample_page1_Rotate.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;p&gt;Você também tem a opção de girar todas as páginas PDF no seu documento:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Rotate(rotation int32) rotates PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Rotate&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;RotationOn270&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// SaveAs(filename string) saves previously opened PDF-document with new filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;SaveAs&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample_Rotate.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;    &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;  &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Go-Cpp: Defina a cor de fundo para PDF com Go</title>
      <link>https://docs.aspose.com/pdf/pt/go-cpp/set-background-color/</link>
      <pubDate>Sat, 04 Jul 2026 00:00:00 +0000</pubDate>
      
      <guid>https://docs.aspose.com/pdf/pt/go-cpp/set-background-color/</guid>
      <description>
        
        
        &lt;ol&gt;
&lt;li&gt;O trecho de código fornecido demonstra como definir uma cor de fundo para um arquivo PDF usando a biblioteca Aspose.PDF em Go.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/open/&#34;&gt;Open&lt;/a&gt; método carrega o arquivo PDF especificado na memória, permitindo manipulações adicionais, como modificar sua aparência ou conteúdo.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/organize/setbackground/&#34;&gt;SetBackground&lt;/a&gt; método aplica uma nova cor de fundo ao documento PDF. Os valores RGB permitem que os usuários personalizem o estilo visual do documento.&lt;/li&gt;
&lt;li&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/saveas/&#34;&gt;SaveAs&lt;/a&gt; O método salva o PDF atualizado sob um novo nome.&lt;/li&gt;
&lt;/ol&gt;
&lt;p&gt;Este código é ideal para aplicativos que precisam automatizar personalizações de PDF, como criar relatórios com marca, adicionar marcas d&amp;rsquo;água ou melhorar a consistência visual em vários documentos.&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// SetBackground(r, g, b int32) sets PDF-document background color
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;SetBackground&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;mi&#34;&gt;200&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;mi&#34;&gt;100&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;mi&#34;&gt;101&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// SaveAs(filename string) saves previously opened PDF-document with new filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;SaveAs&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample_SetBackground.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
    <item>
      <title>Go-Cpp: Obter e Definir Propriedades da Página</title>
      <link>https://docs.aspose.com/pdf/pt/go-cpp/get-and-set-page-properties/</link>
      <pubDate>Sat, 04 Jul 2026 00:00:00 +0000</pubDate>
      
      <guid>https://docs.aspose.com/pdf/pt/go-cpp/get-and-set-page-properties/</guid>
      <description>
        
        
        &lt;p&gt;Aspose.PDF for Go permite ler e definir propriedades das páginas em um arquivo PDF. Esta seção mostra como obter o número de páginas em um arquivo PDF, obter informações sobre as propriedades das páginas PDF, como cor, e definir propriedades de página.&lt;/p&gt;
&lt;h2 id=&#34;obter-número-de-páginas-em-um-arquivo-pdf&#34;&gt;Obter Número de Páginas em um Arquivo PDF&lt;/h2&gt;
&lt;p&gt;Ao trabalhar com documentos, você costuma querer saber quantas páginas eles contêm. Com Aspose.PDF isso leva no máximo duas linhas de código.&lt;/p&gt;
&lt;p&gt;&lt;strong&gt;Aspose.PDF for Go via C++&lt;/strong&gt; permite contar páginas com &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/pagecount/&#34;&gt;PageCount&lt;/a&gt; função.&lt;/p&gt;
&lt;p&gt;O próximo trecho de código foi projetado para abrir um documento PDF, recuperar a contagem de páginas e, em seguida, imprimir o resultado.&lt;/p&gt;
&lt;p&gt;O &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/pagecount/&#34;&gt;PageCount&lt;/a&gt; O método é chamado para obter o número total de páginas no documento PDF. Isso é útil para tarefas que precisam conhecer o comprimento do documento, como ao extrair páginas específicas ou realizar operações em todas as páginas. Este método é uma maneira direta de consultar a estrutura do documento.&lt;/p&gt;
&lt;p&gt;Para obter o número de páginas em um arquivo PDF:&lt;/p&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;fmt&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// PageCount() returns page count in PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;count&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageCount&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Print
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;nx&#34;&gt;fmt&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Println&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;Count:&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;count&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;      &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;      &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;&lt;h2 id=&#34;definir-tamanho-da-página&#34;&gt;Definir tamanho da página&lt;/h2&gt;
&lt;p&gt;Neste exemplo, o método pdf.PageSetSize() altera o tamanho da primeira página do documento PDF. A constante PageSizeA1 garante que a primeira página seja definida para o tamanho de papel A1. Isso é útil ao converter documentos para um formato padronizado ou ao garantir que conteúdo específico se ajuste corretamente nas páginas.&lt;/p&gt;
&lt;ol&gt;
&lt;li&gt;Abrindo o documento PDF com &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/open/&#34;&gt;Open&lt;/a&gt; método.&lt;/li&gt;
&lt;li&gt;Definindo o tamanho da página com &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/organize/pagesetsize/&#34;&gt;PageSetSize&lt;/a&gt; função.&lt;/li&gt;
&lt;li&gt;Salvando o Documento usando &lt;a href=&#34;https://reference.aspose.com/pdf/go-cpp/core/saveas/&#34;&gt;SaveAs&lt;/a&gt; método.&lt;/li&gt;
&lt;/ol&gt;
&lt;div class=&#34;highlight&#34;&gt;&lt;pre tabindex=&#34;0&#34; class=&#34;chroma&#34;&gt;&lt;code class=&#34;language-go&#34; data-lang=&#34;go&#34;&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;package&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;main&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;github.com/aspose-pdf/aspose-pdf-go-cpp&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kn&#34;&gt;import&lt;/span&gt; &lt;span class=&#34;s&#34;&gt;&amp;#34;log&amp;#34;&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;kd&#34;&gt;func&lt;/span&gt; &lt;span class=&#34;nf&#34;&gt;main&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Open(filename string) opens a PDF-document with filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;:=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Open&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// PageSetSize(num int32, pageSize int32) sets size of page
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;PageSetSize&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;mi&#34;&gt;1&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;,&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;asposepdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;PageSizeA1&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// SaveAs(filename string) saves previously opened PDF-document with new filename
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;=&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;SaveAs&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;s&#34;&gt;&amp;#34;sample_page1_SetSize_A1.pdf&amp;#34;&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;k&#34;&gt;if&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt; &lt;span class=&#34;o&#34;&gt;!=&lt;/span&gt; &lt;span class=&#34;kc&#34;&gt;nil&lt;/span&gt; &lt;span class=&#34;p&#34;&gt;{&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;            &lt;span class=&#34;nx&#34;&gt;log&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Fatal&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;(&lt;/span&gt;&lt;span class=&#34;nx&#34;&gt;err&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;)&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;        &lt;span class=&#34;c1&#34;&gt;// Close() releases allocated resources for PDF-document
&lt;/span&gt;&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;&lt;span class=&#34;c1&#34;&gt;&lt;/span&gt;        &lt;span class=&#34;k&#34;&gt;defer&lt;/span&gt; &lt;span class=&#34;nx&#34;&gt;pdf&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;.&lt;/span&gt;&lt;span class=&#34;nf&#34;&gt;Close&lt;/span&gt;&lt;span class=&#34;p&#34;&gt;()&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;span class=&#34;line&#34;&gt;&lt;span class=&#34;cl&#34;&gt;    &lt;span class=&#34;p&#34;&gt;}&lt;/span&gt;
&lt;/span&gt;&lt;/span&gt;&lt;/code&gt;&lt;/pre&gt;&lt;/div&gt;
      </description>
    </item>
    
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