--TEST-- Test array_uintersect() function : usage variation - differing comparison functions --FILE-- <?php /* Prototype : array array_uintersect(array arr1, array arr2 [, array ...], callback data_compare_func) * Description: Returns the entries of arr1 that have values which are present in all the other arguments. Data is compared by using an user-supplied callback. * Source code: ext/standard/array.c * Alias to functions: */ echo "*** Testing array_uintersect() : usage variation - differing comparison functions***\n"; $arr1 = array(1); $arr2 = array(1,2); echo "\n-- comparison function with an incorrect return value --\n"; function incorrect_return_value ($val1, $val2) { return array(1); } var_dump(array_uintersect($arr1, $arr2, 'incorrect_return_value')); echo "\n-- comparison function taking too many parameters --\n"; function too_many_parameters ($val1, $val2, $val3) { return 1; } var_dump(array_uintersect($arr1, $arr2, 'too_many_parameters')); echo "\n-- comparison function taking too few parameters --\n"; function too_few_parameters ($val1) { return 1; } var_dump(array_uintersect($arr1, $arr2, 'too_few_parameters')); ?> ===DONE=== --EXPECTF-- *** Testing array_uintersect() : usage variation - differing comparison functions*** -- comparison function with an incorrect return value -- array(0) { } -- comparison function taking too many parameters -- Warning: Missing argument 3 for too_many_parameters() in %sarray_uintersect_variation5.php on line %d Warning: Missing argument 3 for too_many_parameters() in %sarray_uintersect_variation5.php on line %d Warning: Missing argument 3 for too_many_parameters() in %sarray_uintersect_variation5.php on line %d array(0) { } -- comparison function taking too few parameters -- array(0) { } ===DONE===