Ds\Sequence::contains
(PECL ds >= 1.0.0)
Ds\Sequence::contains — Determines if the sequence contains given values
Description
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)
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