Determines if the deque contains given values

# Ds\Deque::contains

(PECL ds >= 1.0.0)

Ds\Deque::contains — Determines if the deque contains given values

### Descrierea

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

Determines if the deque contains all values.

### Parametri

`values`

  Values to check.

### Valorile întoarse

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

### Exemple

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

`<?php
$deque = new \Ds\Deque(['a', 'b', 'c', 1, 2, 3]);
var_dump($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
?>`

Exemplul de mai sus va afișa ceva similar cu:

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