3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php function dumpParameter($r){ return 'PAR'.$r.'AM'; } function t($value){ if (preg_match('/^%([^%]+)%$/', $value, $match)) { // we do this to deal with non string values (Boolean, integer, ...) // the preg_replace_callback converts them to strings return dumpParameter(strtolower($match[1])); } else { $replaceParameters = function ($match){ return "'.".dumpParameter(strtolower($match[2])).".'"; }; $code = str_replace('%%', '%', preg_replace_callback('/(?<!%)(%)([^%]+)\1/', $replaceParameters, var_export($value, true))); return $code; } } t('%ddd%dre');
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/ZYKHJ on line 15
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 in /in/ZYKHJ on line 15
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/ZYKHJ on line 15
Process exited with code 255.