sub foo {
    # changing $_ is not a good idea
    local $_ = $_;
    print "\$_ is currently: $_"
}
foo foreach qw(one two three four);

__output__

$_ is currently: one
$_ is currently: two
$_ is currently: three
$_ is currently: four

[download]
Because $_ is global you should be able to access it from anywhere (but be careful not to mess with it!).
HTH

_________
broquaint

In reply to Re: Can I tell a sub to take $_ instead of @_ (like some builtins do) by broquaint
in thread Can I tell a sub to take $_ instead of @_ (like some builtins do) by statebelt

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