FIFO+2008-05-09 16:40:26--

Code (perl): (dl )

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$s_a = $s_a || 0;

# ODER:

$s_a = $s_a ? $s_a : 0;

$s_a ||= 0;

Always code as if the guy who ends up maintaining your code will be a violent psychopath who knows where you live. -- Damian Conway in "Perl Best Practices"
lesen: Wie frage ich & perlintro brian's Leitfaden für jedes Perl-Problem