Lire et écrire le format de fichier CSV
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Scénarios d’utilisation possibles
Microsoft Excel prend en charge de nombreux formats tels que XLS, XLSX, XLSM, XLSB, CSV, etc. Aspose.Cells prend également en charge plusieurs de ces formats. Cet article explique comment lire et écrire le fichier Excel au format CSV en utilisant Aspose.Cells.
Lire et écrire le format de fichier CSV
L’exemple de code suivant charge lefichier source CSV et lit sa cellule A1, puis copie son contenu dans la cellule C4 et l’enregistre sousfichier de sortie CSV.
Exemple de code
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//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); |