更新切片器
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可能的使用场景
如果您想在 Microsoft Excel 中更新数据透视切片器,选择或取消选择它的项目,它将随后相应地更新数据透视切片器表或数据透视表。请使用 Slicer.SlicerCache.SlicerCacheItems 以选中或取消选择数据透视切片器项目,然后调用 Slicer.Refresh() 方法以更新数据透视切片器表或数据透视表。
如何更新数据透视切片器
以下示例代码加载包含现有数据透视切片器的示例 Excel 文件,取消选择数据透视切片器的第 2 和第 3 个项目,并刷新数据透视切片器,然后将工作簿保存为输出 Excel 文件。以下屏幕截图显示了示例代码对示例 Excel 文件的效果。如屏幕截图所示,使用选定项目刷新数据透视切片器也已相应地刷新了数据透视表。
示例代码
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// Load sample Excel file containing slicer. | |
Workbook wb = new Workbook("sampleUpdatingSlicer.xlsx"); | |
// Access first worksheet. | |
Worksheet ws = wb.Worksheets[0]; | |
// Access the first slicer inside the slicer collection. | |
Slicer slicer = ws.Slicers[0]; | |
// Access the slicer items. | |
SlicerCacheItemCollection scItems = slicer.SlicerCache.SlicerCacheItems; | |
SlicerCacheItemCollection items = slicer.SlicerCache.SlicerCacheItems; | |
foreach (SlicerCacheItem item in items) | |
{ | |
if (item.Value == "Pink" || item.Value == "Green") | |
{ | |
item.Selected = false; | |
} | |
} | |
slicer.Refresh(); | |
wb.Save("out.xlsx"); |