Converts the queue to an array.
注意:
Casting to an array is not supported yet.
注意:
This method is not destructive.
此函数没有参数。
An array containing all the values in the same order as the queue.
示例 #1 Ds\Queue::toArray() example
<?php
$queue = new \Ds\Queue([1, 2, 3]);
var_dump($queue->toArray());
?>以上示例的输出类似于：
array(3) { [0]=> int(1) [1]=> int(2) [2]=> int(3) }