Ds\Map::hasValue
PHP function
Edit on GitHub ✎
(PECL ds >= 1.0.0)
Determines whether the map contains a given value
Description
Ds\Map::hasValue(mixed $value): bool
Determines whether the map contains a given value.
Parameters
valueThe value to look for.
Return Values
Returns true if the value could be found, false otherwise.
Examples
Ds\Map::hasValue() example
php
<?php
$map = new \Ds\Map(["a" => 1, "b" => 2, "c" => 3]);
var_dump($map->hasValue(1)); // true
var_dump($map->hasValue(4)); // false
?>The above example will output something similar to:
output
bool(true)
bool(false)