Ds\Deque::unshift

(PECL ds >= 1.0.0)

Ds\Deque::unshift — Adds values to the front of the deque.

public void Ds\Deque::unshift ([ mixed $values ] )

Adds values to the front of the deque, moving all the current values forward to make room for the new values.

values

The values to add to the front of the deque.

Nota:
Multiple values will be added in the same order that they are passed.

No devuelve ningún valor.

Ejemplo #1 Ds\Deque::unshift() example


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

$deque->unshift("a");
$deque->unshift("b", "c");

print_r($deque);
?>

El resultado del ejemplo sería algo similar a:

Ds\Deque Object
(
    [0] => b
    [1] => c
    [2] => a
    [3] => 1
    [4] => 2
    [5] => 3
)