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Detecting global $_ usage

by bikeNomad (Priest)
on Jul 13, 2001 at 19:00 UTC ( [id://96425]=note: print w/replies, xml ) Need Help??

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  1. or download this
    # croak on global underscore usage:
#    no Underscore;
...
sub import { untie $_ }
tie($_, __PACKAGE__) unless tied $_;
1;

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