js charCodeAt(0) code example

Example 1: character to ascii in js

'a'.charCodeAt(0)//returns 97, where '0' is the index of the string 'a'

Example 2: charcodeAt javascript

const sentence = 'The quick brown fox jumps over the lazy dog.';

const index = 4;
// return the chartcode of the character with index N°4
const charcode= sentence.charCodeAt(index);
console.log (charcode);  
// expected output: "The character code 113 is equal to q"

// remember that charCodeAt return the code on ♦ keypress event ♦