find only vowels in string javascript

1	var name = userInput[0];
2    var count =0;
3  	function findvowel(name)
4    {
5    	var vowel = ['a','e','i','o','u','A','E','I','O','U'];
6      	for(i=0;i<name.length;i++)
7      	{
8      		if(vowel.includes(name[i]))
9        	{
10          		count++;
11        	}
12      	}
13      	return count;
14    }
15    
16  console.log(findvowel(name));

1//This function accepts a string and 
2//returns a new string that (matches all vowels) and displays these vowels as such
3//Using built in method and RegEx
4//Hope this helps:)
5
6function is vowelsOnly(str) {
7return  str.match(/[aeiou]/ig, '');
8}
9
10console.log(vowelsOnly("hello world"));//['e', 'o', 'o']
11console.log(vowlesOnly("SHOUT it out"));//['O','U','i','o','u']