Vowels Sum

function vowelsSum(input) {
    let text = input[0];

    let sum = 0;
    for (let index = 0; index < text.length; index++) {
        let symbol = text.charAt(index);
        switch (symbol) {
            case "a":
                sum += 1;
                break;
            case "e":
                sum += 2;
                break;
            case "i":
                sum += 3;
                break;
            case "o":
                sum += 4;
                break;
            case "u":
                sum += 5;
                break;
        }
        //console.log(text.charAt(index))
    }
    console.log(sum);
}
vowelsSum(["hello"])