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Is this a typo?

by northwind (Hermit)
on Apr 22, 2005 at 19:37 UTC ( #450549=note: print w/replies, xml ) Need Help??


in reply to Tutorial: Introduction to Object-Oriented Programming

Please tell me this is a typo and that Perl hasn't added Yet Another Obfuscated Special Variable...
  if (@$)

Replies are listed 'Best First'.
Re: Is this a typo?
by dragonchild (Archbishop) on Apr 22, 2005 at 19:45 UTC
    Yes, that is a typo. Otherwise, it would actually mean the list of PIDs associated with this program, which makes no sense. ($$ is the PID for the process.)

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