down the rabbit hole we go

Author: codewithmide

Caesars_Cipher/script.js

@@ -0,0 +1,20 @@
+function rot13(str) {
+    // first set an alphabeth variable
+   let alphabet = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"
+   // create an empty string that stores the answer
+   let answer = ""
+   // run through str with a for loop
+   for (let i = 0; i < str.length; i++) {
+     // get the index and loop through with an if statement
+     if (alphabet.indexOf(str[i]) >= 13) {
+       answer += alphabet[alphabet.indexOf(str[i]) - 13]
+     } else if (alphabet.indexOf(str[i]) < 13 && alphabet.indexOf(str[i]) > -1) {
+       answer += alphabet[alphabet.indexOf(str[i]) + 13]
+     } else {
+       answer += str[i]
+     }
+   }
+   return answer;
+ }
+ 
+ console.log(rot13("SERR PBQR PNZC"));