Syntax:array array_unique ( array $array [, int $sort_flags = SORT_STRING ] ) Description:Removes duplicate values from an array <?php $input = array(“a” => “green”, “red”, “b” => “green”, “blue”, “red”); $result = array_unique($input); print_r($result); ?> OUTPUT Array ( [a] => green [0] => red [1] => blue )
