First let me say I totally agree with ikegami above regarding profiling. Also, check out When perl is not quite fast enough, a really good article. But don't change the variable declarations blindly! Some code might depend on a non-undef, false value like 0 or ""

@_=qw;
Just another Perl hacker,;
;$_=q=print
"@_"= and eval;

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In reply to Re: How does variable definition affect Perl performance ? by bv
in thread How does variable definition affect Perl performance ? by EdsterTech

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