3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php $json = [success:{'id':'success=-message', 'class':'success-message', 'inner-html':'Congratulations! You have been succesfully logged in'}, logout: {'type'='button', 'value'='logout', 'class'='logout-button'}, sessionID: {'type'='hidden', 'name'='sessionID', 'value'=1}]; echo var_dump(json_encode($json, true));
based on g0Grt
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.4.0 - 5.4.34
Parse error: syntax error, unexpected ':', expecting ']' in /in/EisJr on line 2
Process exited with code 255.
Output for 4.4.2 - 4.4.9, 5.1.0 - 5.3.29
Parse error: syntax error, unexpected '[' in /in/EisJr on line 2
Process exited with code 255.
Output for 4.3.0 - 4.3.1, 4.3.5 - 4.4.1, 5.0.0 - 5.0.5
Parse error: parse error, unexpected '[' in /in/EisJr on line 2
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error in /in/EisJr on line 2
Process exited with code 255.