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Re: checking $option

by Anonymous Monk
on Jun 26, 2009 at 05:03 UTC ( [id://774914]=note: print w/replies, xml ) Need Help??


in reply to question about getopt

perldoc -f defined

Ieturns a Boolean value telling whether EXPR has a value other than the undefined value undef. If EXPR is not present, $_ will be checked.

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