3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { public function a([] $a) { echo count($a); } }; $a = [1, 2, 3]; $A = new A(); $A->a($a);
Output for 5.6.8 - 5.6.16, 7.0.0 - 7.0.1
Parse error: syntax error, unexpected '[', expecting variable (T_VARIABLE) in /in/Bbg2X on line 5
Process exited with code 255.
Output for 5.5.24 - 5.5.30
Parse error: syntax error, unexpected '[', expecting '&' or variable (T_VARIABLE) in /in/Bbg2X on line 5
Process exited with code 255.
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167.42 ms | 1395 KiB | 25 Q