3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php if(!function_exists('json_decode')) { return; } var_dump(json_decode('{"a": 1, /*Ciao!*/ "b":2}'));
Output for 5.2.0 - 5.6.28, hhvm-3.10.0 - 3.12.0, 7.0.0 - 7.1.0
NULL
Output for 4.3.0 - 5.1.6