GoLang Ds\Sequence::contains

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PHP Ds\Sequence::contains

PHP original manual for Ds\Sequence::contains [ show | php.net ]

Ds\Sequence::contains

(PECL ds >= 1.0.0)

Ds\Sequence::contains — Determines if the sequence contains given values

Description

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

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', 1, 2, 3]);

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)