// Extensions

JavaScript (ES6) code snippets Quokka.js Turbo Console Log

IIFE (Immediately Invoked Function Expression)

// using let you cant redeclaere variable name; // let will handle scoping automatically

    redecalare reasign scoping

let X yes yes const X no yes var yes yes no

// let a = 1; // // redeclare // let a = 2

// let a = 1; // // assign new value // a = 2;

// console.log(a)

// const a = 1; // // // redeclare // const a = 2;

const a = 1; //reasing not possible a = 2