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PerlMonks |
Re^2: How to differentiate an empty array from an unitialized one?by Anonymous Monk |
on Jul 09, 2018 at 03:57 UTC ( #1218134=note: print w/replies, xml ) | Need Help?? |
Indeed, it would be incorrect for Perl to consider an uninitialized value to be an empty string, for much the same reason why, in SQL, NULL is not an empty string.
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