how to make a vowel counter in javascript
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;
}