Re^3: Inconsistency of 'Use of uninitialized value in scalar assignment' warning


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Re^3: Inconsistency of 'Use of uninitialized value in scalar assignment' warning

by dave_the_m (Monsignor)

on Dec 26, 2013 at 18:54 UTC ( [id://1068449]=note: print w/replies, xml )

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in reply to Re^2: Inconsistency of 'Use of uninitialized value in scalar assignment' warning
in thread Inconsistency of 'Use of uninitialized value in scalar assignment' warning

I think people are still thinking that the second undef warning is due the hash *value* not existing; its not. Both warnings are being generated by trying to evaluate the *key*. In the first foo() call in the OP, the key isn't undef, so it doesn't generate any warnings.

Dave.