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RFC: Adding variable name to warning "Use of uninitialized value ??? in ..."

by LanX (Chancellor)
on Apr 15, 2017 at 01:17 UTC ( #1187988=CUFP: print w/replies, xml ) Need Help??

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  1. or download this
    use strict;
    use warnings;
    ...
    
    #aoh_ref:  $a->[$b]{'a  b'}
    
  2. or download this
    Name "main::OUT" used only once: possible typo at /home/lanx/pm/warn_u
    +ndef.pl line 141.
    *** TESTING["hash_ref", "\$h->{a}"] at /home/lanx/pm/warn_undef.pl lin
    +e 138, <DATA> line 2.
    ...
    Use of uninitialized values $$a[0]{'a'} $$a[0]{'a'} in concatenation (
    +.) or string at (eval 110) line 2, <DATA> line 12.
    Use of uninitialized values $$a[0]{'a'} $$a[0]{'a'} in printf at (eval
    + 113) line 2, <DATA> line 12.
    Use of uninitialized values $$a[0]{'a'} $$a[0]{'a'} in sprintf at (eva
    +l 116) line 2, <DATA> line 12.
    

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Node Type: CUFP [id://1187988]
Approved by Athanasius
Front-paged by kcott
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