Ange formelfält vid import av data till kalkylbladet

Möjliga användningsscenario

Du kan ange formelfält när du importerar data till ditt kalkylark med hjälp av ImportTableOptions.setFormulas()-metoden. Denna metod tar emot en boolesk array där värdet true betyder att fältet är ett formelfält. Till exempel, om det tredje fältet är ett formelfält, kommer det tredje värdet i arrayen att vara true.

Ange formelfält vid import av data till kalkylbladet

Vänligen se följande provkod som förklarar hur man specificerar formelfält vid import av data till ett kalkylark. Vänligen se den utdata Excel-filen som genererats av koden och skärmbilden som visar effekten av koden på utdata Excel-filen.

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Exempelkod

// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-Java
import java.util.ArrayList;
import com.aspose.cells.*;
import AsposeCellsExamples.Utils;
public class SpecifyFormulaFieldsWhileImportingDataToWorksheet {
static String outDir = Utils.Get_OutputDirectory();
//User-defined class to hold data items
public class DataItems
{
private int m_Number1;
private int m_Number2;
private String m_Formula1;
private String m_Formula2;
public DataItems(int num1, int num2, String form1, String form2)
{
this.m_Number1 = num1;
this.m_Number2 = num2;
this.m_Formula1 = form1;
this.m_Formula2 = form2;
}
public int getNumber1()
{
return this.m_Number1;
}
public int getNumber2()
{
return this.m_Number2;
}
public String getFormula1()
{
return this.m_Formula1;
}
public String getFormula2()
{
return this.m_Formula2;
}
}//DataItems
public void Run() throws Exception
{
System.out.println("Aspose.Cells for Java Version: " + CellsHelper.getVersion());
//List to hold data items
ArrayList<DataItems> dis = new ArrayList<DataItems>();
//Define 1st data item and add it in list
int num1 = 2002;
int num2 = 3502;
String form1 = "=SUM(A2,B2)";
String form2 = "=HYPERLINK(\"https://www.aspose.com\",\"Aspose Website\")";
DataItems di = new DataItems(num1, num2, form1, form2);
dis.add(di);
//Define 2nd data item and add it in list
num1 = 2003;
num2 = 3503;
form1 = "=SUM(A3,B3)";
form2 = "=HYPERLINK(\"https://www.aspose.com\",\"Aspose Website\")";
di = new DataItems(num1, num2, form1, form2);
dis.add(di);
//Define 3rd data item and add it in list
num1 = 2004;
num2 = 3504;
form1 = "=SUM(A4,B4)";
form2 = "=HYPERLINK(\"https://www.aspose.com\",\"Aspose Website\")";
di = new DataItems(num1, num2, form1, form2);
dis.add(di);
//Define 4th data item and add it in list
num1 = 2005;
num2 = 3505;
form1 = "=SUM(A5,B5)";
form2 = "=HYPERLINK(\"https://www.aspose.com\",\"Aspose Website\")";
di = new DataItems(num1, num2, form1, form2);
dis.add(di);
//Create workbook object
Workbook wb = new Workbook();
//Access first worksheet
Worksheet ws = wb.getWorksheets().get(0);
//Specify import table options
ImportTableOptions opts = new ImportTableOptions();
//Specify which field is formula field, here the last two fields are formula fields
//opts.setColumnIndexes(new int[] {3, 0, 2, 1});
opts.setFormulas(new boolean[] {false, false, true, true });
//Import custom objects
ws.getCells().importCustomObjects(dis, 0, 0, opts);
//Calculate formula
wb.calculateFormula();
//Autofit columns
ws.autoFitColumns();
//Save the output Excel file
wb.save(outDir + "outputSpecifyFormulaFieldsWhileImportingDataToWorksheet.xlsx");
// Print the message
System.out.println("SpecifyFormulaFieldsWhileImportingDataToWorksheet executed successfully.");
}
public static void main(String[] args) throws Exception {
new SpecifyFormulaFieldsWhileImportingDataToWorksheet().Run();
}
}