Re^2: hash undef?


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Re^2: hash undef?

by Anonymous Monk

on Nov 15, 2007 at 15:11 UTC ( #650986=note: print w/replies, xml )

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in reply to Re: hash undef?
in thread hash undef?

defined returns a boolean false (an empty string), not undef, if the value it is testing is not defined:

perl -wMstrict -e 
"print 'defined returns defined' if defined defined undef"
defined returns defined
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