3v4l.org

run code in 300+ PHP versions simultaneously
<?php $referer = 'http://chameleon.online.dev/documents/orders/'; // Извлекаем имя хоста из URL preg_match('@^(http://[*]/)[^/]+)@i', $referer, $matches); $host = $matches[1]; var_dump($host);
Output for 8.3.0 - 8.3.6
Warning: preg_match(): Compilation failed: unmatched closing parenthesis at offset 19 in /in/6kWMt on line 6 Warning: Trying to access array offset on null in /in/6kWMt on line 9 NULL
Output for 8.2.0 - 8.2.18
Warning: preg_match(): Compilation failed: unmatched closing parenthesis at offset 19 in /in/6kWMt on line 6 Warning: Trying to access array offset on value of type null in /in/6kWMt on line 9 NULL
Output for 8.0.0 - 8.0.30, 8.1.0 - 8.1.28
Warning: preg_match(): Compilation failed: unmatched closing parenthesis at offset 19 in /in/6kWMt on line 7 Warning: Trying to access array offset on value of type null in /in/6kWMt on line 9 NULL
Output for 7.4.0 - 7.4.33
Warning: preg_match(): Compilation failed: unmatched closing parenthesis at offset 19 in /in/6kWMt on line 7 Notice: Trying to access array offset on value of type null in /in/6kWMt on line 9 NULL
Output for 7.3.0 - 7.3.33
Warning: preg_match(): Compilation failed: unmatched closing parenthesis at offset 19 in /in/6kWMt on line 7 NULL
Output for 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 - 5.6.40, 7.0.19 - 7.0.33, 7.1.5 - 7.1.33, 7.2.0 - 7.2.33
Warning: preg_match(): Compilation failed: unmatched parentheses at offset 19 in /in/6kWMt on line 7 NULL
Output for 7.0.0 - 7.0.18, 7.1.0 - 7.1.4
Warning: preg_match(): Compilation failed: unmatched parentheses at offset 19 in /in/6kWMt on line 6 NULL
Output for 4.3.11, 4.4.0 - 4.4.9, 5.0.0 - 5.0.5, 5.1.0 - 5.1.6
Warning: preg_match(): Compilation failed: unmatched parentheses at offset 19 in /in/6kWMt on line 7 Notice: Undefined offset: 1 in /in/6kWMt on line 9 NULL
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: unmatched parentheses at offset 19 in /in/6kWMt on line 7 Notice: Undefined offset: 1 in /in/6kWMt on line 9 NULL
preferences:
315.86 ms | 401 KiB | 459 Q