3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php var_dump( json_decode('{"1":"2"}')); var_dump(json_decode('[]'));
based on 7Y0Ej
Output for 5.2.0 - 5.6.21, hhvm-3.12.0, 7.0.0 - 7.1.0
object(stdClass)#1 (1) { ["1"]=> string(1) "2" } array(0) { }
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/oBXWe on line 3
Process exited with code 255.
Output for 4.4.5 - 4.4.9
Fatal error: Call to undefined function: json_decode() in /in/oBXWe on line 3
Process exited with code 255.
Output for 4.3.2 - 4.4.4
Fatal error: Call to undefined function: json_decode() in /in/oBXWe on line 3
Process exited with code 255.
Output for 4.3.0 - 4.3.1
Fatal error: Call to undefined function: json_decode() in /in/oBXWe on line 3