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run code in 150+ php & hhvm versions
Bugs & Features
<?php $pat = ',(?P<controller>[[:alnum:]]+)/(?P<action>[[:alnum:]]+)/(?P<$1>[[:alnum:]]+),'; $str = 'controller1/action1/fff'; preg_match($pat, $str, $matches); print_r($matches);
Output for 5.2.2 - 5.6.28, 7.0.0 - 7.1.0
Warning: preg_match(): Compilation failed: syntax error in subpattern name (missing terminator) at offset 58 in /in/iDehX on line 6
Output for hhvm-3.10.0 - 3.12.0
Warning: Compilation failed: syntax error in subpattern name (missing terminator) at offset 58 in /in/iDehX on line 6
Output for 5.2.0 - 5.2.1
Warning: preg_match(): Compilation failed: syntax error after (?P at offset 58 in /in/iDehX on line 6
Output for 4.3.11 - 4.4.5, 5.0.0 - 5.1.6
Warning: preg_match(): Compilation failed: syntax error after (?P at offset 58 in /in/iDehX on line 6 Array ( )
Output for 4.4.6 - 4.4.9
Warning: preg_match(): Compilation failed: syntax error in subpattern name (missing terminator) at offset 58 in /in/iDehX on line 6 Array ( )
Output for 4.3.0 - 4.3.10
Warning: Compilation failed: syntax error after (?P at offset 58 in /in/iDehX on line 6 Array ( )