3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php //Enter your code here, enjoy! echo yaml_emit([ 'abc', 'def' ]);
based on 6r3HC
Output for 7.0.0 - 7.2.0
Fatal error: Uncaught Error: Call to undefined function yaml_emit() in /in/YLG0r:5 Stack trace: #0 {main} thrown in /in/YLG0r on line 5
Process exited with code 255.
Output for 5.4.0 - 5.6.28
Fatal error: Call to undefined function yaml_emit() in /in/YLG0r on line 5
Process exited with code 255.
Output for 5.3.19 - 5.3.29
Parse error: syntax error, unexpected '[', expecting ')' in /in/YLG0r on line 5
Process exited with code 255.