local works on package variables and lexical hash elements only. 
my $foo;
local $foo # WRONG

my %foo;
local %foo; # WRONG


my %foo;
local $foo{key} = 'value'; # OK

use vars qw ($var);
$var=5;
local $var = 10; # OK

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-Lee

"To be civilized is to deny one's nature."

In reply to Re: Re: nuances of my, and maybe local by shotgunefx
in thread nuances of my, and maybe local by Helter

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