Setlang

Setlang is an esolang created by User:None1, inspired by the representation of Python data structures, it is very simple.

Commands

Command	What it does
{}	Ask a character from user input and return.
{a,b,c,...}	Concatenate the strings (chars are strings, too), together and return.
[CODE]	Run the CODE forever.
(string)	Output the string.
	Output "Nope." (without quotes).

Example Programs

Hello World

("Hello World!")

Cat Program

[({})]

Greeting

The following program queries the user for a single character from their name and prints a greeting message embedding this piece of information. The example also demonstrates a character without quotation marks, as an alternative to a string, in the context of concatenation.

({"Hello,",{},!," How are you?"})

XKCD Random Number

(4)

Interpreter

• Common Lisp implementation of the Setlang programming language.