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PHP Manual [Ds\Sequence

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PHP Manual || Sequence

(PECL ds >= 1.0.0)

Ds\Sequence::containsDetermines if the sequence contains given values

Description

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

Determines if the sequence contains all values.

Parameters

values

Values to check.

Return Values

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

Examples

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

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

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

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

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

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

The above example will output something similar to:

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


PHP Manual || Sequence