Given that the test will fail if either $x is undefined or is defined but is empty, you could avoid the uninitialized value... warning by using 
if (length($x || '')) { ... }

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A user level that continues to overstate my experience :-))

In reply to Re: testing defined($x) && length($x) by Bloodnok
in thread testing defined($x) && length($x) by perl5ever

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