Simple small function to Encrypt or Decrypt a string
Test_XorC is for testing the function, test is in VBA-Excel, but XorC can be used in all VBA platforms
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sData, sKey
Sub Test_XorC() ' demo the function!
Dim r As Range, retVal, sKey As String
sKey = Application.InputBox("Enter your key", "Key entry", "My Key", , , , , 2)
retVal = MsgBox("This is the key you entered:" & vbNewLine & Chr$(34) & sKey & Chr$(34) & vbNewLine & _
"Please confirm OK or Cancel to exit", vbOKCancel, "Confirm Key")
If retVal = vbCancel Then Exit Sub
For Each r In Sheets("Sheet1").UsedRange
If r.Interior.ColorIndex = 6 Then r.Value = XorC(r.Value, sKey)
Next r
End Sub
Dim r As Range, retVal, sKey As String
sKey = Application.InputBox("Enter your key", "Key entry", "My Key", , , , , 2)
retVal = MsgBox("This is the key you entered:" & vbNewLine & Chr$(34) & sKey & Chr$(34) & vbNewLine & _
"Please confirm OK or Cancel to exit", vbOKCancel, "Confirm Key")
If retVal = vbCancel Then Exit Sub
For Each r In Sheets("Sheet1").UsedRange
If r.Interior.ColorIndex = 6 Then r.Value = XorC(r.Value, sKey)
Next r
End Sub
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