/* Write a function that returns the count of the total number of vowels in a string.
Example: 'Hello World!' -> 3 */

function vowelCount(str) {
  let num = 0;
	let count = 0;
	for(num=0;num<str.length;num++){
		if(str.charAt(num).toUpperCase() === 'A'){count ++}
		else if(str.charAt(num).toUpperCase() === 'E')
		{count ++}
		else if(str.charAt(num).toUpperCase() === 'I')
		{count ++}
		else if(str.charAt(num).toUpperCase() === 'O')
		{count ++}
		else if(str.charAt(num).toUpperCase() === 'U')
		{count ++}
		else {}
	}
	return count;

}
console.log(vowelCount('Good Job!'));