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run code in 150+ php & hhvm versions
Bugs & Features
<?php function create_function2($args, $content) { static $counter = PHP_INT_MAX; $funcname = "lambda_" . (--$counter); $rawErrorHandler = null; $rawErrorHandler = set_error_handler(function ($errno, $errstr, $errfile, $errline, $errcontext) use (&$rawErrorHandler) { var_dump($errno, $errstr, $errfile, $errline, $errcontext); if ($rawErrorHandler) { return call_user_func($rawErrorHandler, $errno, $errstr, $errfile, $errline, $errcontext); } else { return false; } }, E_WARNING); eval("function {$funcname}({$args}){{$content};}"); restore_error_handler(); return $funcname; } $f = create_function2('$a,$b', 'return $a+$b;'); var_dump($f); var_dump($f(1,2));
Output for 5.3.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
string(26) "lambda_9223372036854775806" int(3)
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION, expecting ')' in /in/JSI45 on line 8
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/JSI45 on line 8
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `')'' in /in/JSI45 on line 8
Process exited with code 255.