Réutilisation d objets de style
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La réutilisation d’objets de style peut économiser de la mémoire et rendre un programme plus rapide.
Pour appliquer une mise en forme à une grande plage de cellules dans une feuille de calcul :
- Créer un objet de style.
- Spécifier les attributs.
- Appliquer le style aux cellules dans la plage.
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| from aspose.cells import Workbook | |
| from aspose.pydrawing import Color | |
| # For complete examples and data files, please go to https:# github.com/aspose-cells/Aspose.Cells-for-.NET | |
| # The path to the documents directory. | |
| dataDir = RunExamples.GetDataDir(".") | |
| # Create workbook object | |
| workbook = Workbook() | |
| # Access the first worksheet | |
| worksheet = workbook.worksheets[0] | |
| # Access cells | |
| cell1 = worksheet.cells.get("A1") | |
| cell2 = worksheet.cells.get("B1") | |
| # Set the styles of both cells to Times New Roman | |
| styleObject = workbook.create_style() | |
| styleObject.font.color = Color.red | |
| styleObject.font.name = "Times New Roman" | |
| cell1.set_style(styleObject) | |
| cell2.set_style(styleObject) | |
| # Put the values inside the cell | |
| cell1.put_value("Hello World!") | |
| cell2.put_value("Hello World!!") | |
| # Save to Pdf without setting PdfSaveOptions.IsFontSubstitutionCharGranularity | |
| workbook.save(dataDir + "SampleOutput_out.xlsx") |
Parce que l’approche Cell.get_style/Cell.set_style utilise beaucoup moins de mémoire et est efficace, l’ancienne propriété Cell.Style, qui consommait beaucoup de mémoire inutile, a été supprimée avec la version Aspose.Cells 7.1.0.