当你在使用Pandas库向Excel文件写入数据时,遇到错误消息 "ValueError: Sheet 'Sheet1' already exists and if_sheet_exists is set to 'error'",这通常意味着你尝试向一个已经包含名为 'Sheet1' 的工作表的Excel文件中写入数据,而Pandas默认的行为是在遇到同名工作表时抛出错误。 错误消息解释 这个错误消息表明你...
然后是pip install pandas==1.2.5版本，它会简单地将数据附加到以前格式化的Excel模板中。
When you run the above code, it is going to ask you for the sheet name and then go through all the sheets in the specified workbook. In this example, I have used Example.xlsx as the workbook where I am checking the sheet. You can change the workbook name in the code, or you can...
'Outlook does not recognize one or more names' error messages ocrrcered during sending an email using outlook in VB 'Settings' is not a member of 'My'. 'System.AccessViolationException' :Attempted to read or write protected memory. This is often an indication that other memory is corrupt. ...
Set wSh = Nothing 'Assign Sheet to Object On Error Resume Next Set wSh = ThisWorkbook.Sheets(SheetName) On Error GoTo 0 'Check if Sheet with name exists If wSh Is Nothing Then bReturnValue = False Else bReturnValue = True End If
To check, we will copy the following code in the standard module: Function WorksheetExists2(WorksheetName As String, Optional wb As Workbook) As Boolean If wb Is Nothing Then Set wb = ThisWorkbook With wb On Error Resume Next WorksheetExists2 = (.Sheets(WorksheetName...
(ex "Sheet1")' WhatRange (Optional, Default = "A1") - String Name of Range (ex "A1")FunctionRangeExists(WhatSheetAsString,OptionalByValWhatRangeAsString="A1")AsBooleanDimtestAsRangeOnErrorResumeNextSettest=ActiveWorkbook.Sheets(WhatSheet).Range(WhatRange)RangeExists=Err.Number=0OnErrorGoTo0End...
If you want to find out whether a specific sheet exists in an Excel file, just modify the Sub, pass in a String parameter name, that is the name of the sheet, and then compare whether the sheet name is equal each time you get it in the Sub....