3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php json_decode(""); echo /*json_last_error_msg(),*/ json_last_error(), "\n"; json_decode(" null "); echo /*json_last_error_msg(),*/ json_last_error(), "\n"; json_decode("NULL"); echo /*json_last_error_msg(),*/ json_last_error(), "\n";
based on 1uO3P
Output for 7.0.0 - 7.2.0
4 0 4
Output for 5.6.0 - 5.6.28
0 0 4
Output for 5.4.23 - 5.4.45, 5.5.6 - 5.5.38
0 0 0
Output for 5.3.0 - 5.4.22, 5.5.0 - 5.5.5
0 4 0
Output for 5.2.0 - 5.2.17
Fatal error: Call to undefined function json_last_error() in /in/7TnBV on line 5
Process exited with code 255.
Output for 5.0.0 - 5.1.6
Fatal error: Call to undefined function json_decode() in /in/7TnBV 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/7TnBV 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/7TnBV 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/7TnBV on line 3