PHP funkce array_search()

Dostupnost ve verzích: PHP 4.0.5

Searches the array for a given value and returns the corresponding key if successful

Parametry

Parametr	Datový typ	Výchozí hodnota	Poznámka
$needle	mixed		The searched value.
$haystack	array		The array.
$strict	bool	null	If the third parameter strict is set to true then the array_search function will also check the types of the needle in the haystack.

Návratové hodnoty

mixed

the key for needle if it is found in the array, false otherwise.

If needle is found in haystack more than once, the first matching key is returned. To return the keys for all matching values, use array_keys with the optional search_value parameter instead.

Další zdroje

https://php.net/manual/en/function.array-search.php