Letter.js

Functions for Letters
Letter.removeVowels('A string with vowels');
Letter.removeConsonants('A string with consonants');
Letter.swapLetters('Give me a string of letters', ['a', 'e', 'i', 'o', 'u'], ['c', 'd', 'p', 'q', 'z']);
"Is 'a' uppercase? " + Letter.isUpperCase('a');
Download letter.js
Made by Coel May