const vowelCount = str => { let vowels = /[aeiou]/gi; let result = str.match(vowels); let count = result.length; console.log(count); };
function getCount(str) { let vowelList = 'AEIOUaeiou' let vowelsCount = 0; for(var i = 0; i < str.length ; i++) { if (vowelList.indexOf(str[i]) !== -1) { vowelsCount += 1; } } return vowelsCount; }
function countVowels(str) { return str.match(/[aeiou]/g).length; }