3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $conf = <<<EOF #DHCP Server Configuration file. deny unknown-clients; subnet 10.8.140.2 netmask 255.255.255.255 { host example{ optian:param; } host example2{ option2:param2; } } subnet 20.8.110.1 netmask 255.255.255.255 { } EOF; $pattern = '/(subnet.*?)*\{((?>[^{}]+)|(?R))*\}/'; preg_match_all($pattern, $conf, $matches); foreach($matches[0] as $match) { echo $match . PHP_EOL . PHP_EOL; }
Output for 4.3.10 - 4.4.9, 5.0.2 - 7.2.0
subnet 10.8.140.2 netmask 255.255.255.255 { host example{ optian:param; } host example2{ option2:param2; } } subnet 20.8.110.1 netmask 255.255.255.255 { }
Output for 4.3.0 - 4.3.9, 5.0.0 - 5.0.1
Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Whh9i on line 27 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Whh9i on line 27 subnet 10.8.140.2 netmask 255.255.255.255 { host example{ optian:param; } host example2{ option2:param2; } }PHP_EOLPHP_EOL Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Whh9i on line 27 Notice: Use of undefined constant PHP_EOL - assumed 'PHP_EOL' in /in/Whh9i on line 27 subnet 20.8.110.1 netmask 255.255.255.255 { }PHP_EOLPHP_EOL