Anti-nuisance lawsuit warning: The purpose of these notes is to remind me, Zoegond, of stuff or to help me work stuff out. They may contain mistakes.

Quick

  • ($a, $b....) = unpack("A2A7...", $packed)
  • push( array, list )

Tuesday, March 9, 2010

exists

If you do a check like

if (exists($h->{a}{b}{c})) ...

$h->{a}{b}{c} won't be created as part of the check, but $h->{a} and $h->{a}{b} will. Beware!

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