Returnera ett värdeintervall med AbstractCalculationEngine
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Aspose.Cells tillhandahållerAbstractCalculation Engine klass som används för att implementera användardefinierade eller anpassade funktioner som inte stöds av Microsoft Excel som inbyggda funktioner.
Den här artikeln kommer att förklara hur du returnerar värdeintervallet frånAbstractCalculation Engine.
Följande kod visar användningen avAbstractCalculation Engine klass och returnerar värdeintervallet via sin metod.
Skapa en klass med en funktionCalculateCustomFunction. Denna klass implementerarAbstractCalculation Engine.
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET | |
public class CustomFunctionStaticValue : AbstractCalculationEngine | |
{ | |
public override void Calculate(CalculationData data) | |
{ | |
data.CalculatedValue = new object[][] { | |
new object[]{new DateTime(2015, 6, 12, 10, 6, 30), 2}, | |
new object[]{3.0, "Test"} | |
}; | |
} | |
} |
Använd nu ovanstående funktion i ditt program
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// For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-.NET | |
// The path to the documents directory. | |
string dataDir = RunExamples.GetDataDir(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); | |
// Create workbook | |
Workbook workbook = new Workbook(); | |
Cells cells = workbook.Worksheets[0].Cells; | |
// Set formula | |
Cell cell = cells[0, 0]; | |
cell.SetArrayFormula("=MYFUNC()", 2, 2); | |
Style style = cell.GetStyle(); | |
style.Number = 14; | |
cell.SetStyle(style); | |
// Set calculation options for formula | |
CalculationOptions calculationOptions = new CalculationOptions(); | |
calculationOptions.CustomEngine = new CustomFunctionStaticValue(); | |
workbook.CalculateFormula(calculationOptions); | |
// Save to xlsx by setting the calc mode to manual | |
workbook.Settings.FormulaSettings.CalculationMode = CalcModeType.Manual; | |
workbook.Save(dataDir + "output_out.xlsx"); | |
// Save to pdf | |
workbook.Save(dataDir + "output_out.pdf"); |