in reply to Re^2: Returning and passing data to and from subroutines
in thread Returning and passing data to and from subroutines
So vendion really wanted to write ...
Well, just another speculation :)
The OP said in the comment "...testing the input for valid alphanumeric characters". What you're suggesting would remove all whitespace if there's nothing but whitespace in the string.
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Re^4: Returning and passing data to and from subroutines
by jethro (Monsignor) on Jul 08, 2010 at 08:16 UTC |