a program that converts given strings into pig latin

pig-latin.js

function pigLatin (string) {
  var result = "";
  for (var i = 1; i < string.length; i++) {
    result += string[i];
  }
  result += string[0];
  result += "ay";
 return result;
};

for (var i = 2; i < process.argv.length; i++) {
var string = process.argv[i];
console.log(pigLatin(string));
};