SplQueue::__construct

(PHP 5 >= 5.3.0, PHP 7)

Constructs a new queue implemented using a doubly linked list

SplQueue::__construct ( void )

This constructs a new empty queue.

Note:

This method automatically sets the iterator mode to SplDoublyLinkedList::IT_MODE_FIFO.

Returns:

No value is returned.

Examples:

SplQueue::__construct() example

<?php
$q = new SplQueue();
 
$q[] = 1;
$q[] = 2;
$q[] = 3;
 
foreach ($q as $elem)  {
 echo $elem."\n";
}
?>

The above example will output:

1
2
3

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;
    // ...
}
?>

Links:

http://php.net/manual/en/splqueue.construct.php

doc_php

2025-01-10 15:47:30

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