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<?php $temp1 = array(0, 1); $temp2 = array(0, null); $temp3 = array(0); echo '$temp1: ', var_export($temp1[1], true), PHP_EOL, '$temp2: ', var_export($temp2[1], true), PHP_EOL, '$temp3: ', var_export($temp3[1], true);
Output for git.master, git.master_jit, rfc.property-hooks
$temp1: 1 $temp2: NULL $temp3: Warning: Undefined array key 1 in /in/8L3A6 on line 8 NULL

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