Hello LanX,

Have you looked at warnings::unused?

23:27 >perl -Mwarnings::unused -wE "my $n = 42; say 'hello!';"
hello!
Unused variable my $n at -e line 1.

23:28 >

[download]

Hope that helps,

Athanasius <°(((>< contra mundum Iustus alius egestas vitae, eros Piratica,

In reply to Re: "Only Used Once" warning for lexicals by Athanasius
in thread "Only Used Once" warning for lexicals by LanX

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