--TEST-- array_intersect_uassoc(): Basic test --FILE-- <?php /* * array array_intersect_uassoc ( array $array1, array $array2 [, array $..., callback $key_compare_func] ) * Function is implemented in ext/standard/array.c */ function key_compare_func($a, $b) { if ($a === $b) { return 0; } return ($a > $b) ? 1 : -1; } $array1 = array("a" => "green", "b" => "brown", "c" => "blue", "red"); $array2 = array("a" => "green", "yellow", "red"); $result = array_intersect_uassoc($array1, $array2, "key_compare_func"); var_dump($result); ?> --EXPECT-- array(1) { ["a"]=> string(5) "green" }