123

123 is an esoteric programming language created by David Catt (user:David.werecat) which further minimizes asdf.

Instructions
The pointer begins at location 0. The program is executed in a loop, and only terminates if the end of the program is reached and the pointer is below 0. All bits start at the value FALSE. Any unrecognizable characters are treated as NOPs.

Cat Program
111212112

External resources

 * Visual Basic .NET interpreter and sample programs