Nodejs String Starts With beginsWithVowel()

Method Source Code

String.prototype.beginsWithVowel = function(){
   if (this == "") return false;
   return "aeiou".split("").indexOf(this[0].toLowerCase()) !== -1
}

function translatePigLatin(str) {
   var nonv = str.split(/[aeiou]/)[0].length
   if (nonv == 0){
       return str + "way";
    }else {//www. j a  v  a 2 s.  com
      return str.slice(nonv) + str.slice(0, nonv) + "ay";
    }
}

console.log(translatePigLatin("california")); // "aliforniacay".
console.log(translatePigLatin("paragraphs")) ; //"aragraphspay".
console.log(translatePigLatin("glove") ); // "oveglay".
console.log(translatePigLatin("algorithm")); // "algorithmway".
console.log(translatePigLatin("eight")); //"eightway".translatePigLatin("stragiht"));
console.log(translatePigLatin(""));
console.log(translatePigLatin("a"));
console.log(translatePigLatin("s"));

Related

1. beginsWith(s)

   String.prototype.beginsWith = function(s){
       return this.indexOf(s) == 0;
   };
   

2. beginsWith(s)

   String.prototype.beginsWith= function(s)
       return s===this.substring(0, s.length);
   if (!String.prototype.localeCompare)
       String.prototype.localeCompare = function(other)
           if (this < other)
               return -1;
   ...
   

3. beginsWith(t)

   String.prototype.beginsWith = function(t) {
       'use strict';
       t = t.toString();
       return (t.toString() === this.substring(0, t.length));
   };
   String.prototype.trim = function() {
       'use strict';
       return this.replace(/^\s+/,'').replace(/\s+$/,'');
   };
   ...
   

4. beginsWith(t)

   String.prototype.beginsWith = function(t) {
       'use strict';
       t = t.toString();
       return (t.toString() === this.substring(0, t.length));
   };
   

5. beginsWith(t, i)

   String.prototype.beginsWith = function(t, i) {
     if (i == false) {
       return (t == this.substring(0, t.length));
     } else {
       return (t.toLowerCase() == this.substring(0, t.length).toLowerCase());
   };