is what if $b contains:

my $b = "     5    ";

[download]

Well, the OP explicity stated that she "would like to make sure $b has to be a digit and the digit has to be from 1 to 5". Indeed if you have different requirements and prefer to sanitize the input by removing whitespace, then you can happily do so. Your additional s is perfectly fine, in fact.

In reply to Re^8: Quicker way to do this IF statement 1-5 by blazar
in thread Quicker way to do this IF statement 1-5 by Anonymous Monk

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