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Re^2: use of "use X"

by quester (Vicar)
on Jan 18, 2012 at 06:50 UTC ( [id://948488] : note . print w/replies, xml ) Need Help??

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  1. or download this
    $ perl -E 'BEGIN {our $debug = 1;} use if $debug // 0, warnings; say u
    +ndef'
    Use of uninitialized value in say at -e line 1.
    
  2. or download this
    $ debug=1 perl -E 'use if $ENV{debug} // 0, warnings; say undef'
    Use of uninitialized value in say at -e line 1.