3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function foo() { $f = function() { var_dump(__CLASS__); var_dump($this); } $f(); } } $a = new A; $a->foo();
Output for 5.4.0 - 5.4.25
Parse error: syntax error, unexpected '$f' (T_VARIABLE) in /in/0GXLe on line 9
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_VARIABLE in /in/0GXLe on line 9
Process exited with code 255.
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181.18 ms | 1395 KiB | 62 Q