(PECL ds >= 1.0.0)
Ds\Deque::contains — Determines if the deque contains given values
Determines if the deque contains all values.
values
Values to check.
FALSE
if any of the provided values
are not in the
deque, TRUE
otherwise.
Beispiel #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
?>
Das oben gezeigte Beispiel erzeugt eine ähnliche Ausgabe wie:
bool(true) bool(true) bool(false) bool(true) bool(true) bool(false) bool(true)