Count Vowels

function countVowels (sentence) {
    const vowels = 'aiueoAIUEO';
    let count = 0;
    for (let char of sentence) {
        if (vowels.includes(char)) {
            count++
        }
    }
    return count;
}

const Sentence = countVowels('Saya Suka Sama Kamu');

console.log(`Jumlah Vokak : ${Sentence}`);