Determines if the vector contains given values

Ds\Vector::contains

(PECL ds >= 1.0.0)

Ds\Vector::contains — Determines if the vector contains given values

說明

public Ds\Vector::contains(mixed ...$values): bool

Determines if the vector contains all values.

參數

values

Values to check.

返回值

false if any of the provided values are not in the vector, true otherwise.

範例

示例 #1 Ds\Vector::contains() example

<?php
$vector 
= new \Ds\Vector(['a', 'b', 'c', 1, 2, 3]);

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

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

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

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

以上例程的輸出類似於:

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

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