Lesen und schreiben Sie das Dateiformat CSV
Contents
[
Hide
]
Mögliche Nutzungsszenarien
Microsoft Excel unterstützt viele Formate wie XLS, XLSX, XLSM, XLSB, CSV usw. Aspose.Cells unterstützt auch viele dieser Formate. Dieser Artikel erklärt, wie man die Excel-Datei im Format CSV mit Aspose.Cells liest und schreibt.
Lesen und schreiben Sie das Dateiformat CSV
Der folgende Beispielcode lädt dieQuelldatei CSV und liest seine Zelle A1 und kopiert dann seinen Inhalt in Zelle C4 und speichert ihn alsAusgabedatei CSV.
Beispielcode
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
//For complete examples and data files, please go to https://github.com/aspose-cells/Aspose.Cells-for-C | |
//Source directory path | |
StringPtr dirPath = new String("..\\Data\\LoadingSavingAndConverting\\"); | |
//Output directory path | |
StringPtr outPath = new String("..\\Data\\Output\\"); | |
//Path of input csv file | |
StringPtr srcReadWriteCSV = dirPath->StringAppend(new String(L"srcReadWriteCSV.csv")); | |
//Path of output csv file | |
StringPtr outReadWriteCSV = outPath->StringAppend(new String(L"outReadWriteCSV.csv")); | |
//Read source csv file | |
intrusive_ptr<IWorkbook> wb = Factory::CreateIWorkbook(srcReadWriteCSV); | |
//Access first worksheet | |
intrusive_ptr<IWorksheet> ws = wb->GetIWorksheets()->GetObjectByIndex(0); | |
//Access cell A1 | |
intrusive_ptr<ICell> cell = ws->GetICells()->GetObjectByIndex(new String("A1")); | |
//Get the string value of cell A1 | |
StringPtr strVal = cell->GetStringValue(); | |
//Print the string value of cell A1 | |
StringPtr cellValue = new String("Cell Value: "); | |
Console::WriteLine(cellValue->StringAppend(strVal)); | |
//Access cell C4 | |
cell = ws->GetICells()->GetObjectByIndex(new String("C4")); | |
//Put the string value of cell A1 into C4 | |
intrusive_ptr<String> strValPtr = new String(strVal); | |
cell->PutValue(strValPtr); | |
//Save the workbook in csv format | |
wb->Save(outReadWriteCSV, SaveFormat_CSV); |