3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php //this code will append a &mobileapp to every https://example.com url and http://foobar.com url ob_start(function($buffer){ $append = 'mobileapp'; $domain = '(?:'.preg_quote('example.com/~hillybilly') .'|'. '(?.*?\.)?'.preg_quote('foobar.com') .')'; $regex = '/\b(https?:\/\/'.$domain .'\/?)([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?([?])?([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?/igm'; $buffer = preg_replace($regex, '$1$2?'.$append.'&$4', $buffer); return $buffer; }); ?> http://foobar.com http://www.example.com/~hillybilly/foobar.php ob_end_flush();
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
Output for hhvm-3.10.0 - 3.12.0
Warning: Unknown modifier '~': [/\b(https?:\/\/(?:example\.com/~hillybilly|(?.*?\.)?foobar\.com)\/?)([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?([?])?([a-z0-9\._\/~%\-\+&\#!=\(\)@]*)?/igm] in /in/tQTu1 on line 11
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/tQTu1 on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION, expecting ')' in /in/tQTu1 on line 3
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/tQTu1 on line 3
Process exited with code 255.