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++ for mentioning the -n Bash operator, I wasn't aware of the string testing operators in Bash. I was shocked to find out that Bash uses == for strings and -eq for integers.

I found a stackoverflow node that deals with the empty string issue and the best answer for Perl seemed to be to use the length function.

return unless length $str;

In reply to Re: Wrong idioms by Lotus1
in thread Wrong idioms by McA

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