PHP function in_array()
Availability in PHP 4.0
Checks if the element is part of an array.
Parameters
| Parameter | Data type | Default value | Note |
|---|---|---|---|
$needle |
mixed |
not | Search value |
$haystack |
array |
not | Searched array |
$strict |
bool |
false | Should the data type be checked as well? It behaves the same as == and === in the condition. |
Return values
bool
Returns true if the element is contained in the array, otherwise false.