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Constructs a new doubly linked list


SplDoublyLinkedList::__construct

(PHP 5 >= 5.3.0)

SplDoublyLinkedList::__constructConstructs a new doubly linked list

Description

SplDoublyLinkedList::__construct ( void )

This constructs a new empty doubly linked list.

Parameters

This function has no parameters.

Return Values

No value is returned.

Examples

Example #1 SplDoublyLinkedList::__construct() example

<?php
$dll 
= new SplDoublyLinkedList();

$dll->push(2);
$dll->push(3);
$dll->unshift(5);

var_dump($dll);
?>

The above example will output:

 object(SplDoublyLinkedList)#1 (2) { ["flags":"SplDoublyLinkedList":private]=> int(0) ["dllist":"SplDoublyLinkedList":private]=> array(3) {  [0]=>  int(5)  [1]=>  int(2)  [2]=>  int(3) } } 



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