(PHP 4 >= 4.0.5)
array_search -- Searches the array for a given value and returns the corresponding key if successfulSearches haystack for needle and returns the key if it is found in the array, FALSE otherwise.
If the optional third parameter strict is set to TRUE then the array_search() will also check the types of the needle in the haystack.
Warning |
This function may return FALSE, but may also return a value evaluating to FALSE in a simple if statement. Please use the === operator for testing the return value of this function. |
See also in_array().