3v4l.org

run code in 150+ php & hhvm versions
Bugs & Features
<?php echo 0b0101;
Output for 5.4.0 - 5.6.28, hhvm-3.12.0, 7.0.0 - 7.1.0
5
Output for hhvm-3.10.0

Process exited with code 153.
Output for 5.3.0 - 5.3.29
Parse error: syntax error, unexpected T_STRING, expecting ',' or ';' in /in/GEjar on line 2
Process exited with code 255.