UDF导致滞后

时间:2014-08-21 17:43:18

标签: excel vba excel-vba excel-udf

感谢Noodles的回答,我知道我的UDF是我的Excel工作簿中滞后的主要原因。是否可以重写此UDF以避免延迟?我正在使用这个带有excel公式的UDF(例如= IF(OR(ISNUMBER($ DH2),$ DH2>""),LookUpConcat($ B2,用法!$ AM $ 2:$ AM $ 5000,用法!$ AS $ 2:$ AS $ 5000,""),""))。也许公式需要改变。公式通过许多单元格下拉,并调整为在工作簿中的2个不同列中工作。我不是IT所以面条回答我的最后一个滞后问题并不完全被我理解,但给了我足够的信息,知道这是导致最滞后问题的宏。

   Function LookUpConcat(ByVal SearchString As String, SearchRange As Range, ReturnRange As Range, _
                       Optional Delimiter As String = " ", Optional MatchWhole As Boolean = True, _
                       Optional UniqueOnly As Boolean = False, Optional MatchCase As Boolean = False)



     Dim X As Long, CellVal As String, ReturnVal As String, Result As String

     If (SearchRange.Rows.Count > 1 And SearchRange.Columns.Count > 1) Or _
    (ReturnRange.Rows.Count > 1 And ReturnRange.Columns.Count > 1) Then
   LookUpConcat = CVErr(xlErrRef)
 Else
  If Not MatchCase Then SearchString = UCase(SearchString)
   For X = 1 To SearchRange.Count
     If MatchCase Then
    CellVal = SearchRange(X).Value
    Else
    CellVal = UCase(SearchRange(X).Value)
      End If
     ReturnVal = ReturnRange(X).Value
      If MatchWhole And CellVal = SearchString Then
       If UniqueOnly And InStr(Result & Delimiter, Delimiter & ReturnVal & Delimiter) > 0 Then GoTo     Continue
       Result = Result & Delimiter & ReturnVal
     ElseIf Not MatchWhole And CellVal Like "*" & SearchString & "*" Then
       If UniqueOnly And InStr(Result & Delimiter, Delimiter & ReturnVal & Delimiter) > 0 Then GoTo     Continue
    Result = Result & Delimiter & ReturnVal
  End If
Continue:
Next
   LookUpConcat = Mid(Result, Len(Delimiter) + 1)
 End If

结束功能

1 个答案:

答案 0 :(得分:0)

答案是,感谢Mark Fitzgerald,UDF没有任何问题,滞后是由搜索范围引起的。我调整了搜索范围并处理了延迟。

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