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Re^2: How do I find out which variables I'm not using?

by Aighearach (Initiate)
on Nov 06, 2004 at 02:30 UTC ( [id://405683]=note: print w/replies, xml ) Need Help??

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  1. or download this
    perl -we 'my $foo; $fooo = 42'
    Name "main::fooo" used only once: possible typo at -e line 1.
    
  2. or download this
    perl -we 'my $fooo; $foo = 42'
    Name "main::foo" used only once: possible typo at -e line 1.
    
  3. or download this
    perl -we 'my $fooo;'
    

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