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run code in 200+ php & hhvm versions
Bugs & Features
<?php $args = ['apple' => 1, 'boy' => 2]; $key = key($args); $item = $args[$key]; var_dump($key, $items);
Output for 5.6.0 - 5.6.30, hhvm-3.18.5 - 3.21.3, 7.0.0 - 7.3.0beta1
Notice: Undefined variable: items in /in/06TLW on line 7 string(5) "apple" NULL
Output for hhvm-3.22.0
Notice: Undefined variable: items in /in/06TLW on line -1 string(5) "apple" NULL