Ds\Map::hasValue
(PECL ds >= 1.0.0)
Ds\Map::hasValue — Determines whether the map contains a given value
Descrizione
Determines whether the map contains a given value.
Elenco dei parametri
-
value -
The value to look for.
Valori restituiti
Returns true if the value could found, false otherwise.
Esempi
Example #1 Ds\Map::hasValue() example
<?php
$map = new \Ds\Map(["a" => 1, "b" => 2, "c" => 3]);
var_dump($map->hasValue(1)); // true
var_dump($map->hasValue(4)); // false
?>Il precedente esempio visualizzerà qualcosa simile a:
bool(true) bool(false)
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