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diff .cms/lib/codemirror/mode/brainfuck/index.html @ 0:78edf6b517a0 draft
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author | Coffee CMS <info@coffee-cms.ru> |
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date | Fri, 11 Oct 2024 22:40:23 +0000 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/.cms/lib/codemirror/mode/brainfuck/index.html Fri Oct 11 22:40:23 2024 +0000 @@ -0,0 +1,85 @@ +<!doctype html> + +<title>CodeMirror: Brainfuck mode</title> +<meta charset="utf-8"/> +<link rel=stylesheet href="../../doc/docs.css"> + +<link rel="stylesheet" href="../../lib/codemirror.css"> +<script src="../../lib/codemirror.js"></script> +<script src="../../addon/edit/matchbrackets.js"></script> +<script src="./brainfuck.js"></script> +<style> + .CodeMirror { border: 2px inset #dee; } + </style> +<div id=nav> + <a href="https://codemirror.net/5"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png" alt=""></a> + + <ul> + <li><a href="../../index.html">Home</a> + <li><a href="../../doc/manual.html">Manual</a> + <li><a href="https://github.com/codemirror/codemirror5">Code</a> + </ul> + <ul> + <li><a href="../index.html">Language modes</a> + <li><a class=active href="#"></a> + </ul> +</div> + +<article> +<h2>Brainfuck mode</h2> +<form><textarea id="code" name="code"> +[ This program prints "Hello World!" and a newline to the screen, its + length is 106 active command characters [it is not the shortest.] + + This loop is a "comment loop", it's a simple way of adding a comment + to a BF program such that you don't have to worry about any command + characters. Any ".", ",", "+", "-", "<" and ">" characters are simply + ignored, the "[" and "]" characters just have to be balanced. +] ++++++ +++ Set Cell #0 to 8 +[ + >++++ Add 4 to Cell #1; this will always set Cell #1 to 4 + [ as the cell will be cleared by the loop + >++ Add 2 to Cell #2 + >+++ Add 3 to Cell #3 + >+++ Add 3 to Cell #4 + >+ Add 1 to Cell #5 + <<<<- Decrement the loop counter in Cell #1 + ] Loop till Cell #1 is zero; number of iterations is 4 + >+ Add 1 to Cell #2 + >+ Add 1 to Cell #3 + >- Subtract 1 from Cell #4 + >>+ Add 1 to Cell #6 + [<] Move back to the first zero cell you find; this will + be Cell #1 which was cleared by the previous loop + <- Decrement the loop Counter in Cell #0 +] Loop till Cell #0 is zero; number of iterations is 8 + +The result of this is: +Cell No : 0 1 2 3 4 5 6 +Contents: 0 0 72 104 88 32 8 +Pointer : ^ + +>>. Cell #2 has value 72 which is 'H' +>---. Subtract 3 from Cell #3 to get 101 which is 'e' ++++++++..+++. Likewise for 'llo' from Cell #3 +>>. Cell #5 is 32 for the space +<-. Subtract 1 from Cell #4 for 87 to give a 'W' +<. Cell #3 was set to 'o' from the end of 'Hello' ++++.------.--------. Cell #3 for 'rl' and 'd' +>>+. Add 1 to Cell #5 gives us an exclamation point +>++. And finally a newline from Cell #6 +</textarea></form> + + <script> + var editor = CodeMirror.fromTextArea(document.getElementById("code"), { + lineNumbers: true, + matchBrackets: true, + mode: "text/x-brainfuck" + }); + </script> + + <p>A mode for Brainfuck</p> + + <p><strong>MIME types defined:</strong> <code>text/x-brainfuck</code></p> + </article>