Javascript String beginsWithVowel()

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  va2 s  .  c  om
      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"));