3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump(json_decode('{ "\u0000 key starting with zero": "value" }'));
Output for 7.0.0 - 7.1.0
NULL
Output for 5.2.0 - 5.6.28
Fatal error: Cannot access property started with '\0' in /in/rlJ1g on line 2
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/rlJ1g on line 2
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/rlJ1g on line 2
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/rlJ1g on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/rlJ1g on line 2