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<?php $DUDE = array(array(":D"),"NOPE"=>array("F:")); $n = &$DUDE; unset($n["NOPE"]); var_dump($n,$DUDE);
Output for 4.3.0 - 7.1.0
array(1) { [0]=> array(1) { [0]=> string(2) ":D" } } array(1) { [0]=> array(1) { [0]=> string(2) ":D" } }