VB 3.0, VB 4.0 (16-bit), VB 4.0 (32-bit), VB 5.0, VB 6.0, VB Script, ASP (Active Server Pages) , VBA MS Access, VBA MS Excel
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Simple Checksum Algorithm implemented in VB.
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Public Function MakeHash(ByVal pText As String) As String
Dim I As Long, Hash As String, Temp As Integer, TempNum As Currency
For I = 1 To Len(pText)
Temp = (Asc(Mid$(pText, I, 1)))
TempNum = TempNum + Temp
TempNum = TempNum Mod 955360000
Next
TempNum = TempNum Mod 955360000
MakeHash = Valida(Hex$(TempNum))
End Function
Public Function Valida(ByVal pText As String) As String
Select Case Len(pText)
Case 1
Valida = String$(7, Asc("0")) & pText
Case 2
Valida = String$(6, Asc("0")) & pText
Case 3
Valida = String$(5, Asc("0")) & pText
Case 4
Valida = String$(4, Asc("0")) & pText
Case 5
Valida = String$(3, Asc("0")) & pText
Case 6
Valida = String$(2, Asc("0")) & pText
Case 7
Valida = String$(1, Asc("0")) & pText
Case Else
Valida = pText
End Select
End Function
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