--TEST-- Test array_map() function : usage variations - arrays of different size --SKIPIF-- --FILE-- $b); } function main() { /* * Test array_map() by passing array having different size * 1) first array as empty array * 2) second array as empty array * 3) second array shorter than first array * 4) first array shorter than second array * 5) one more array than callback function arguments */ echo "*** Testing array_map() : arrays with diff. size ***\n"; // calling array_map with different arrays var_dump(array_map('callback', array(1, 2, 3), array())); var_dump(array_map('callback', array(), array('a', 'b', 'c'))); var_dump(array_map('callback', array(1, 2, 3), array('a', 'b'))); var_dump(array_map('callback', array(012, 0x2f, 0x1a), array(2.3, 1240.0))); echo "Done"; } ?> --EXPECT-- *** Testing array_map() : arrays with diff. size *** array(3) { [0]=> array(1) { [1]=> NULL } [1]=> array(1) { [2]=> NULL } [2]=> array(1) { [3]=> NULL } } array(3) { [0]=> array(1) { [0]=> string(1) "a" } [1]=> array(1) { [0]=> string(1) "b" } [2]=> array(1) { [0]=> string(1) "c" } } array(3) { [0]=> array(1) { [1]=> string(1) "a" } [1]=> array(1) { [2]=> string(1) "b" } [2]=> array(1) { [3]=> NULL } } array(3) { [0]=> array(1) { [10]=> float(2.3) } [1]=> array(1) { [47]=> float(1240) } [2]=> array(1) { [26]=> NULL } } Done