Deque
PHP Manual

Ds\Deque::merge

(PECL ds >= 1.0.0)

Ds\Deque::mergeReturns the result of adding all given values to the deque.

Description

public Ds\Deque Ds\Deque::merge ( mixed $values )

Returns the result of adding all given values to the deque.

Parameters

values

A traversable object or an array.

Return Values

The result of adding all given values to the deque, effectively the same as adding the values to a copy, then returning that copy.

Note:

The current instance won't be affected.

Examples

Example #1 Ds\Deque::merge() example

<?php
$deque 
= new \Ds\Deque([123]);

var_dump($deque->merge([456]));
var_dump($deque);
?>

The above example will output something similar to:

object(Ds\Deque)#2 (6) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
  [3]=>
  int(4)
  [4]=>
  int(5)
  [5]=>
  int(6)
}
object(Ds\Deque)#1 (3) {
  [0]=>
  int(1)
  [1]=>
  int(2)
  [2]=>
  int(3)
}

Deque
PHP Manual