The warnings.pm pragmatic is new to 5.6. Previous versions have the -w command line switch and the $^W global variable. 'Global' is the difference, warnings.pm is lexically scoped.

After Compline,
Zaxo

In reply to Re: Silly Question(tm) about warnings.pm by Zaxo
in thread When did warnings.pm come into existence? by jk2addict

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