从当前文档或从当前文档元素删除所有元素
这种方法没有任何参数
builder.CreateFile("xlsx")!varoWorksheetvaroFinll =api.CreateSolidFillvarostroke=api.CreatestrokeVar Oshape = oWorksheet.varoccontentssvarodente=occontent.getEplement0odText ("这只是样本段.")oDocContent.RemoveAllElements()!odeptes = Api.CreatelementsoParagraph.SetJc("left")!odtext ("我们从形状上删除所有元素并插入新段oDocContent.Push(oParagraph)!builder.SaveFile("xlsx", "RemoveAllElements.xlsx")!builder.CloseFile();