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Journal of HollyKing (5210)

Monday April 04, 2005
06:18 PM

undef $foo != !defined $foo

[ #24015 ]

I blame a lack of sleep and caffeine.

This morning I was convinced that undef returned true if its parameter was defined. I don't have any reason or excuse, but I stared at that section of code for far too long trying to figure out why it wasn't working. Falling back to RTFM it was easy to see my mistake.


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