brainappend is a brainfuck derivative by User:Joaozin003, partly inspired by Vague where the braces (
]) append their contents to the source code (including themselves). This makes looping much more difficult.
||Same as brainfuck|
||If the value of the current memory cell is not 0, then append the source code enclosed by this and the matching |
||If the value of the current memory cell is 0, then jump to the matching |
Cat program (NUL-terminated)
Gets a character, then appends
[.,] to the source code if it is not NUL.