Php/docs/spldoublylinkedlist.construct

• PHP Manual
• SplDoublyLinkedList
• Constructs a new doubly linked list

SplDoublyLinkedList::__construct

(PHP 5 >= 5.3.0, PHP 7)

SplDoublyLinkedList::__construct — Constructs a new doubly linked list

Description

public SplDoublyLinkedList::__construct ( )

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)
  }
}