SymfonyWorld Online 2022 Winter Edition

Ds\Deque::contains

(PECL ds >= 1.0.0)

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

Descripción

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

Determines if the deque contains all values.

Parámetros

values

Values to check.

Valores devueltos

false if any of the provided values are not in the deque, true otherwise.

Ejemplos

Ejemplo #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
?>

El resultado del ejemplo sería algo similar a:

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