One-liner - determine whether a string is alphanumeric
This one-line function returns whether or not a string consists of only the characters A-Z, a-z, and 0-9.
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Source Code
Public Function AlphaNumeric(ByVal s As String) As Boolean AlphaNumeric = Not s Like "*[!A-Za-z0-9]*" End Function
Original Comments (3)
Recovered from Wayback Machine