3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Foo { public a;function Foo(){} }; $a = null; $f = new Foo($a = 123); echo $a;
Output for 5.4.0 - 5.4.24
Parse error: syntax error, unexpected 'a' (T_STRING), expecting variable (T_VARIABLE) in /in/Nrqi8 on line 2
Process exited with code 255.
Output for 5.3.0 - 5.3.28
Parse error: syntax error, unexpected T_STRING, expecting T_VARIABLE in /in/Nrqi8 on line 2
Process exited with code 255.
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178.92 ms | 1395 KiB | 61 Q