Online PHP editor | output for L0b92

Output for 5.1.2 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.30, 7.0.0 - 7.0.20, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: string(5) "https" string(14) "m.facebook.com" string(14) "m.facebook.com" array(4) { ["scheme"]=> string(5) "https" ["host"]=> string(14) "m.facebook.com" ["path"]=> string(9) "/home.php" ["query"]=> string(51) "refsrc=https%3A%2F%2Fm.facebook.com%2F&refid=8&_rdr" }
Output for 4.3.0 - 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.1: Notice: Use of undefined constant PHP_URL_SCHEME - assumed 'PHP_URL_SCHEME' in /in/L0b92 on line 4 Warning: parse_url() expects exactly 1 parameter, 2 given in /in/L0b92 on line 4 Notice: Use of undefined constant PHP_URL_HOST - assumed 'PHP_URL_HOST' in /in/L0b92 on line 5 Warning: parse_url() expects exactly 1 parameter, 2 given in /in/L0b92 on line 5 Notice: Use of undefined constant PHP_URL_HOST - assumed 'PHP_URL_HOST' in /in/L0b92 on line 6 Notice: Use of undefined constant PHP_URL_SCHEME - assumed 'PHP_URL_SCHEME' in /in/L0b92 on line 6 Warning: parse_url() expects exactly 1 parameter, 2 given in /in/L0b92 on line 6 Warning: parse_url() expects exactly 1 parameter, 2 given in /in/L0b92 on line 7 NULL NULL NULL NULL