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run code in 300+ PHP versions simultaneously
<?php abstrac class Module { public static function work($it) { return preg_replace_callback('~\w+~', $it, 'static::replace'); } private static function replace($matches) { return sprintf('[[[%s]]]', $matches[0]); } } echo Module::work('hello world.');
Output for 5.4.13
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/7s1g1 on line 2
Process exited with code 255.
Output for 5.4.0 - 5.4.12
Parse error: syntax error, unexpected 'class' (T_CLASS) in UiYWY on line 2
Process exited with code 255.
Output for 5.3.23
Parse error: syntax error, unexpected T_CLASS in /in/7s1g1 on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.22
Parse error: syntax error, unexpected T_CLASS in UiYWY on line 2
Process exited with code 255.

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