Kata 3 - Vowels

kata3Vowels.js

const numberOfVowels = function(data) {
  let count = 0;
  for (let char of data) {
    switch(char) {
      case "a":
        count++;
        break;
      case "e":
        count++;
        break;
      case "i":
        count++;
        break;
      case "o":
        count++;
        break;
      case "u":
        count++;
        break;
      default:
        break;
    }
  }
  return count;
};

console.log(numberOfVowels("orange"));
console.log(numberOfVowels("lighthouse labs"));
console.log(numberOfVowels("aeiou"));