SplQueue::__construct

(PHP 5 >= 5.3.0)

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;
    // ...
}
?>