3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php var_dump(json_decode("{\"\u0000abc\":123}"));
Output for 7.0.0 - 7.2.0
NULL
Output for 5.3.20 - 5.6.21
Fatal error: Cannot access property started with '\0' in /in/P1hPQ on line 3
Process exited with code 255.