Nodejs String Rot13 rot13()

Method Source Code

var mail = "asdf@asdf.pbz"
String.prototype.rot13 = function(){
   return this.replace(/[a-zA-Z]/g, function(c){
      return String.fromCharCode((c <= "Z" ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26);
   });/*  w  w  w  .j av  a 2 s.c o m*/
};

Related

1. rot13()

   String.prototype.rot13 = function(){
     return this.replace(/[a-zA-Z]/g, function(c){
       return String.fromCharCode((c <= "Z" ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26);
     });
   };
   

2. rot13()

   String.prototype.rot13 = function(){
       return this.replace(/[a-zA-Z]/g, function(c){
           return String.fromCharCode((c <= "Z" ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26);
       });
   };
   

3. rot13()

   String.prototype.rot13 = function () {
     return this.replace(/[a-zA-Z]/g, function (c) {
       return String.fromCharCode(((c <= 'Z' ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26));
     });
   };
   var includeEmailLink = function () {
     var anchor = document.getElementById('hello');
     var href = anchor.getAttribute('href');
     return anchor.setAttribute('href', href.rot13());
   ...
   

4. rot13()

   String.prototype.rot13 = function(){
     return this.replace(/[a-zA-Z]/g, function(c){
       return String.fromCharCode((c <= "Z" ? 90 : 122) >= (c = c.charCodeAt(0) + 13) ? c : c - 26);
     });
   };
   

5. rot13(s)

   String.prototype.rot13 = function(s)
       return (s ? s : this).split('').map(function(_)
           if (!_.match(/[A-za-z]/)) return _;
           c = Math.floor(_.charCodeAt(0) / 97);
           k = (_.toLowerCase().charCodeAt(0) - 83) % 26 || 26;
           return String.fromCharCode(k + ((c == 0) ? 64 : 96));
        }).join('');
   ...