3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $j = count(get_defined_vars()); $a=8; $b=['b','mm']; $k = get_defined_vars(); $vars=array_slice($k, $j + 1); $class = 'class Settings {\n'; foreach($vars as $key => $var) { if(is_array($var)) { $var = serialize($var); } $settings[strtoupper($key)] = $var; $class .= 'const '.strtoupper($key).'='.$var.'\n'; } var_dump($settings); echo($class . '}\n');
Output for 5.4.0 - 7.1.0
array(2) { ["A"]=> int(8) ["B"]=> string(31) "a:2:{i:0;s:1:"b";i:1;s:2:"mm";}" } class Settings {\nconst A=8\nconst B=a:2:{i:0;s:1:"b";i:1;s:2:"mm";}\n}\n
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/eh57d on line 6
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 '[' in /in/eh57d on line 6
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/eh57d on line 6
Process exited with code 255.