Php/docs/ds-deque.contains
Ds\Deque::contains
(PECL ds >= 1.0.0)
Ds\Deque::contains — Determines if the deque contains given values
说明
public Ds\Deque::contains
( mixed ...$values
) : bool
Determines if the deque contains all values.
参数
values- Values to check.
返回值
false if any of the provided values are not in the
deque, true otherwise.
范例
Example #1 Ds\Deque::contains() example
<?php$deque = new \Ds\Deque(['a', 'b', 'c', 1, 2, 3]);var_dump($deque->contains('a')); // truevar_dump($deque->contains('a', 'b')); // truevar_dump($deque->contains('c', 'd')); // falsevar_dump($deque->contains(...['c', 'b', 'a'])); // true// Always strictvar_dump($deque->contains(1)); // truevar_dump($deque->contains('1')); // falsevar_dump($sequece->contains(...[])); // true?>
以上例程的输出类似于：
bool(true) bool(true) bool(false) bool(true) bool(true) bool(false) bool(true)
