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Re: [perl #129177] No autovivification, for loop aliasing,

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From:
Leszek Dubiel
Date:
September 3, 2016 22:00
Subject:
Re: [perl #129177] No autovivification, for loop aliasing,
Message ID:
5e97de2e-376a-6d41-2d4f-40de882bef48@dubiel.pl

Hello!

Here's striped down version.
What sould I do next? Thank you.



#!/usr/bin/perl

use strict;
use warnings;

my $n = {};

# this is ok...
for (@{$$n{'x'}}) {
         print 1;
}

# the same throws exception:
# Can't use an undefined value as an ARRAY reference
@{$$n{'y'}} and print 2;


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