SplQueue::__construct
(PHP 5 >= 5.3.0, PHP 7)
SplQueue::__construct — Constructs a new queue implemented using a doubly linked list
설명
SplQueue::__construct
( void
)
This constructs a new empty queue.
Note:
This method automatically sets the iterator mode to SplDoublyLinkedList::IT_MODE_FIFO.
인수
이 함수는 인수가 없습니다.
반환값
값을 반환하지 않습니다.
예제
Example #1 SplQueue::__construct() example
<?php
$q = new SplQueue();
$q[] = 1;
$q[] = 2;
$q[] = 3;
foreach ($q as $elem) {
echo $elem."\n";
}
?>
위 예제의 출력:
1 2 3
Example #2 Efficiently handling tasks with SplQueue
<?php
$q = new SplQueue();
$q->setIteratorMode(SplQueue::IT_MODE_DELETE);
// ... enqueue some tasks on the queue ...
// process them
foreach ($q as $task) {
// ... process $task ...
// add new tasks on the queue
$q[] = $newTask;
// ...
}
?>
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