Deque
PHP Manual

Ds\Deque::contains

(PECL ds >= 1.0.0)

Ds\Deque::containsDetermines if the deque contains given values.

Description

public bool Ds\Deque::contains ([ mixed $...values ] )

Determines if the deque contains all values.

Liste de paramètres

values

Values to check.

Valeurs de retour

FALSE if any of the provided values are not in the deque, TRUE otherwise.

Exemples

Exemple #1 Ds\Deque::contains() example

<?php
$deque 
= new \Ds\Deque(['a''b''c'123]);

var_dump($deque->contains('a'));                // true
var_dump($deque->contains('a''b'));           // true
var_dump($deque->contains('c''d'));           // false

var_dump($deque->contains(...['c''b''a'])); // true

// Always strict
var_dump($deque->contains(1));                  // true
var_dump($deque->contains('1'));                // false

var_dump($sequece->contains(...[]));               // true
?>

L'exemple ci-dessus va afficher quelque chose de similaire à :

bool(true)
bool(true)
bool(false)
bool(true)
bool(true)
bool(false)
bool(true)

Deque
PHP Manual