3v4l.org

run code in 300+ PHP versions simultaneously
<?php class foo { public function bar($x,y){ return $x*y; }; } $s = microtime(true); $foo = new foo(); for($x = 0; $x < 10000; $x++ ){ call_user_func(array($foo, 'bar'), 10,20); } echo round(microtime(true) - $s,5)."\n"; $s = microtime(true); $foo = new foo(); $met = 'bar'; for($x = 0; $x < 10000; $x++ ){ $foo->$bar(10,20); } echo round(microtime(true) - $s,5)."\n";
Output for 5.4.0 - 5.4.17
Parse error: syntax error, unexpected ')', expecting '&' or variable (T_VARIABLE) in /in/p3M5c on line 4
Process exited with code 255.
Output for 5.3.0 - 5.3.27
Parse error: syntax error, unexpected ')', expecting '&' or T_VARIABLE in /in/p3M5c on line 4
Process exited with code 255.
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270.16 ms | 1399 KiB | 54 Q