Zellen mit bestimmtem Stil finden
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Manchmal müssen Sie Zellen mit einem bestimmten Stil finden. Sie können Aspose.Cells for JavaScript via C++ verwenden, um alle Zellen mit einem gemeinsamen Stil zu finden. Aspose.Cells bietet die FindOptions.style(Style)-Methode, mit der Sie den Stil angeben können, nach dem die Zellen durchsucht werden sollen.
Der Code in diesem Beispiel sucht alle Zellen, die denselben Stil wie die Zelle A1 haben. Nachdem der Code ausgeführt wurde, enthalten alle Zellen, die denselben Stil wie A1 haben, den Text “Gefunden”.
<!DOCTYPE html>
<html>
<head>
<title>Aspose.Cells Example - Find Cells by Style</title>
</head>
<body>
<h1>Find Cells by Style Example</h1>
<input type="file" id="fileInput" accept=".xls,.xlsx,.csv" />
<button id="runExample">Run Example</button>
<a id="downloadLink" style="display: none;"></a>
<div id="result"></div>
</body>
<script src="aspose.cells.js.min.js"></script>
<script type="text/javascript">
const { Workbook, SaveFormat, FindOptions } = AsposeCells;
AsposeCells.onReady({
license: "/lic/aspose.cells.enc",
fontPath: "/fonts/",
fontList: [
"arial.ttf",
"NotoSansSC-Regular.ttf"
]
}).then(() => {
console.log("Aspose.Cells initialized");
});
document.getElementById('runExample').addEventListener('click', async () => {
const fileInput = document.getElementById('fileInput');
if (!fileInput.files.length) {
document.getElementById('result').innerHTML = '<p style="color: red;">Please select an Excel file.</p>';
return;
}
const file = fileInput.files[0];
const arrayBuffer = await file.arrayBuffer();
// Instantiate Workbook from uploaded file
const workbook = new Workbook(new Uint8Array(arrayBuffer));
// Access the first worksheet
const worksheet = workbook.worksheets.get(0);
// Access the style of cell A1
const style = worksheet.cells.get("A1").style;
// Specify the style for searching
const options = new FindOptions();
options.style = style;
let nextCell = null;
do {
// Find the cell that has a style of cell A1
nextCell = worksheet.cells.find(null, nextCell, options);
if (nextCell === null) break;
// Change the text of the cell
nextCell.value = "Found";
} while (true);
// Save the modified Excel file and provide download link
const outputData = workbook.save(SaveFormat.Xlsx);
const blob = new Blob([outputData]);
const downloadLink = document.getElementById('downloadLink');
downloadLink.href = URL.createObjectURL(blob);
downloadLink.download = 'output.out.xlsx';
downloadLink.style.display = 'block';
downloadLink.textContent = 'Download Modified Excel File';
document.getElementById('result').innerHTML = '<p style="color: green;">Operation completed successfully! Click the download link to get the modified file.</p>';
});
</script>
</html>