一つ以上の要素を配列の最初に加えるarray_unshift()関数
array_unshift()関数(一つ以上の要素を配列の最初に加える)
<?php $queue = array("orange", "banana"); array_unshift($queue, "apple", "raspberry"); print_r($queue); ?> Array ( [0] => apple [1] => raspberry [2] => orange [3] => banana )
<?php $queue = array("orange", "banana"); array_unshift($queue, "apple", "raspberry"); print_r($queue); ?> Array ( [0] => apple [1] => raspberry [2] => orange [3] => banana )