3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $var = [ 'foo' => null, 'bar' => 2 ]; var_dump(jsen_encode($var));
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function jsen_encode() in /in/V483A:8 Stack trace: #0 {main} thrown in /in/V483A on line 8
Process exited with code 255.
Output for 5.4.12 - 5.6.28
Fatal error: Call to undefined function jsen_encode() in /in/V483A on line 8
Process exited with code 255.
Output for 5.3.22 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/V483A on line 3
Process exited with code 255.