aparler/RosettaCodeData
1
0
Fork 0
Code Issues 12 Pull requests 3 Projects Releases Packages Wiki Activity Actions

new files

Browse source
This commit is contained in:
Ingy döt Net 2013-04-10 12:38:42 -07:00
parent 3af7344581
commit 86c034bb8b
1364 changed files with 21352 additions and 0 deletions
Download patch file Download diff file Expand all files Collapse all files

24
Task/Caesar-cipher/JavaScript/caesar-cipher.js Normal file
View file

@ -0,0 +1,24 @@
<html><head><title>Caesar</title></head>
<body><pre id='x'></pre>
<script type="application/javascript">
function disp(x) {
var e = document.createTextNode(x + '\n');
document.getElementById('x').appendChild(e);
}
function trans(msg, rot) {
return msg.replace(/([a-z])/ig,
function($1) {
var c = $1.charCodeAt(0);
return String.fromCharCode(
c >= 97 ? (c + rot + 26 - 97) % 26 + 97
: (c + rot + 26 - 65) % 26 + 65);
});
}
var msg = "The quick brown f0x Jumped over the lazy Dog 123";
var enc = trans(msg, 3);
var dec = trans(enc, -3);
disp("Original:" + msg + "\nEncoded: " + enc + "\nDecoded: " + dec);
</script></body></html>