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Re^3: Seeking a good punchline

by JavaFan (Canon)
on Nov 29, 2010 at 23:11 UTC ( #874388=note: print w/ replies, xml ) Need Help??


in reply to Re: Re: Seeking a good punchline
in thread Seeking a good punchline

If there was no match, $1 will be whatever if was before. Which actually *may* be defined: 

$ perl -wE '"foo" =~ /(.)/; "bar" =~ /f(o)o/ or say $1'
f

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