3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php echo mb_decode_header("=?utf-8?Q?=70=6C=65=61=73=65=20=63=6F=6E=66=69=72=6D=20=79=6F=75=72=20=65?= =?utf-8?Q?=6D=61=69=6C=20=61=64=64=72=65=73=73?=");
Output for 7.0.0 - 7.2.6
Fatal error: Uncaught Error: Call to undefined function mb_decode_header() in /in/NlbJR:3 Stack trace: #0 {main} thrown in /in/NlbJR on line 3
Process exited with code 255.
Output for hhvm-3.15.4
Fatal error: Uncaught Error: Call to undefined function mb_decode_header() in /in/NlbJR:3 Stack trace: #0 {main}
Process exited with code 255.
Output for 5.6.0 - 5.6.30
Fatal error: Call to undefined function mb_decode_header() in /in/NlbJR on line 3
Process exited with code 255.