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Some "combined assignment operators" are exempt from "uninitialized value" warning. Is it documented anywhere?

by vr (Curate)
on Sep 11, 2018 at 11:28 UTC ( [id://1222125]=perlquestion: print w/replies, xml ) Need Help??

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  1. or download this
    use strict;
use warnings;
...

$s .= some_expression() for @some_list;

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