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Re: Re: Re: Parsing your script's command line

by Not_a_Number (Prior)
on Sep 04, 2003 at 20:17 UTC ( [id://289002]=note: print w/replies, xml ) Need Help??


in reply to Re: Re: Parsing your script's command line
in thread Parsing your script's command line

Er...

I'm afraid I don't understand. Under what circumstances does:

$thing = 'default' unless defined $thing;

not work for $thing == 0? I'm confused. Could you show me some code where the behaviour of the above differs from:

$thing ||= 'default' unless defined $thing;

Thanks in advance,

dave

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