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Re^3: Assignment to a value only if it is defined

by ikegami (Pope)
on Jan 20, 2010 at 19:02 UTC ( #818537=note: print w/replies, xml ) Need Help??


in reply to Re^2: Assignment to a value only if it is defined
in thread Assignment to a value only if it is defined

{local $_ = $bar; $foo = $_ if defined $_;}

$foo = $_ for grep defined, expensive();

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