find vowels in string js code example
Example 1: count vowels in javascript
const vowels = ['a', 'e', 'i', 'o', 'u', 'A', 'E', 'I', 'O', 'U'];
function countVowels(sentence) {
let counts = 0;
for(let i = 0; i < vowels.length; i++) {
if(vowels.includes(sentence[i])) {
counts++;
}
}
return console.log(counts);
}
countVowels('Hello World');
countVowels('AaEeIiOoUu');
countVowels('aaaaa');
Example 2: find the vowel js
function vowel_count(str1)
{
var vowel_list = 'aeiouAEIOU';
var vcount = 0;
for(var x = 0; x < str1.length ; x++)
{
if (vowel_list.indexOf(str1[x]) !== -1)
{
vcount += 1;
}
}
return vcount;
}
console.log(vowel_count("The quick brown fox"));
Example 3: how to make a vowel counter in javascript
const vowelCount = str => {
let vowels = /[aeiou]/gi;
let result = str.match(vowels);
let count = result.length;
console.log(count);
};
Example 4: 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;
}