HQ9+ online interpreter

version 0.8 2008-03-17: Bugfix, thanks to A. Villalonga.

what is this?

This is an online implementation of the HQ9+. This esoteric programming language was developed by Cliff L. Biffle in 2000-2001.
The PHP implementation was realized by Wolfgang Ellsässer

HQ9+ source code input

HQ9+ interpreter output:

examples

complete language reference

H – prints "Hello, world!"
Q – prints the entire text of the source code file.
9 – prints the complete canonical lyrics to "99 Bottles of Beer on the Wall"
+ – increments the accumulator.