count number of vowels javascript 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 vowel & consonants in a string java script
const str = "The quick brown fox jumps over a lazy dog";
const vowels = str.match(/[aeiou]/gi);
const consonants = str.match(/[^aeiou]/gi);
vowels.concat([''],consonants).forEach(k => { console.log(k); } );