一、检验函数
=IF(LEN(A1)=18,MID("10X98765432",MOD(SUMPRODUCT(MID(A1,ROW(INDIRECT("1:17")),1)*2^(18-ROW(INDIRECT("1:17")))),11)+1,1)=RIGHT(A1))----18位校验
二、防止粘贴导致校验失效的函数
- Private Sub Worksheet_Change(ByVal Target As Range)
- Dim rng As Range
- Dim c As String
- For Each rng In Target
- If Not rng.Validation.Value Then
- Application.Undo
- Dim msg As String
- msg = "粘贴的数据不符合校验规则:位置在第" & rng.Row & "行,第" & getColumnName(rng.column) & "列,请仔细检查"
- MsgBox prompt:=msg, Title:="输入提示"
- Exit For
- End If
- Next
- End Sub
-
-
- Private Function getColumnName(column As Integer) As String
- Dim alphabet(26) As String
- alphabet(0) = "A"
- alphabet(1) = "B"
- alphabet(2) = "C"
- alphabet(3) = "D"
- alphabet(4) = "E"
- alphabet(5) = "F"
- alphabet(6) = "G"
- alphabet(7) = "H"
- alphabet(8) = "I"
- alphabet(9) = "J"
- alphabet(10) = "K"
- alphabet(11) = "L"
- alphabet(12) = "M"
- alphabet(13) = "N"
- alphabet(14) = "O"
- alphabet(15) = "P"
- alphabet(16) = "Q"
- alphabet(17) = "R"
- alphabet(18) = "S"
- alphabet(19) = "T"
- alphabet(20) = "U"
- alphabet(21) = "V"
- alphabet(22) = "W"
- alphabet(23) = "X"
- alphabet(24) = "Y"
- alphabet(25) = "Z"
-
-
- If (column < 27) Then
- getColumnName = alphabet(column - 1)
- Else
- Dim i, j As Integer
- i = column \ 26
- j = column Mod 26
- If (i < 26) Then
- getColumnName = alphabet(i - 1) & alphabet(j - 1)
- Else
- getColumnName = column
- End If
-
- End If
-
- End Function