Generally I rather use exists to test whether a hash-key exists. It avoids getting "false negatives" on hash-keys which might have undef as a value (which is not the case here, so your code works OK).

CountZero

"If you have four groups working on a compiler, you'll get a 4-pass compiler." - Conway's Law

In reply to Re: Re: Re: Re: Re: Re: ascii manipulation in perl by CountZero
in thread ascii manipulation in perl by brkstr

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