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run code in 150+ php & hhvm versions
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<?php /* $fn = create_function( '$x', 'return $x; } $foo = 42; function foo($int) { return $int; ' ); echo foo($fn($foo)); */ function __lambda_func($int) { return '*'; } var_dump(eval('return function($x){return $x;};'));
Output for 5.3.0 - 5.6.28, 7.0.0 - 7.1.0
object(Closure)#1 (1) { ["parameter"]=> array(1) { ["$x"]=> string(10) "<required>" } }
Output for hhvm-3.12.0
object(Closure$;1392866908$1b19720bc5e204aa29a4498c50895175$)#1 (1) { ["parameter"]=> array(1) { ["$x"]=> string(10) "<required>" } }
Output for hhvm-3.10.0
object(Closure$;1392866908$8a366750e3a25b6f988d3dc7a94575f$)#1 (1) { ["parameter"]=> array(1) { ["$x"]=> string(10) "<required>" } }
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/NibdP(18) : eval()'d code on line 1 bool(false)
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/NibdP(18) : eval()'d code on line 1 bool(false)
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/NibdP(18) : eval()'d code on line 1 bool(false)
Process exited with code 255.