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<?php $a = array('qwe' => $a['qwe']); var_dump($a);
Output for git.master, git.master_jit
Warning: Undefined variable $a in /in/ufmg9 on line 3 Warning: Trying to access array offset on value of type null in /in/ufmg9 on line 3 array(1) { ["qwe"]=> NULL }
Output for rfc.property-hooks
Warning: Undefined variable $a in /in/ufmg9 on line 3 Warning: Trying to access array offset on null in /in/ufmg9 on line 3 array(1) { ["qwe"]=> NULL }

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