Ds\Deque::merge

(PECL ds >= 1.0.0)

Ds\Deque::merge — Returns the result of adding all given values to the deque

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

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

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values

A traversable object or an array.

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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.

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

<?php
$deque = new \Ds\Deque([1, 2, 3]);

var_dump($deque->merge([4, 5, 6]));
var_dump($deque);
?>

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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)
}