How to convert one emoji character to Unicode codepoint number in JavaScript?

Question

how to convert this 😀 in to this 1f600 in javascript

'😀'.charCodeAt(0);  

this will return unicode 55357 but how to get 1f600 from 😀

Answer 1

Two way

let hex = "😀".codePointAt(0).toString(16)
let emo = String.fromCodePoint("0x"+hex);

console.log(hex, emo);