Modern JavaScript Features: ES6+ Essentials
Variable Declarations with let and const
Replace var to prevent hoisting issues and scope-related bugs:
let count = 1;
const max = 2;
Template Literals
Simplify string composition using template literals:
const userName = 'deer';
const userAge = 18;
const profile = `Name: ${userName}, Age: ${userAge}`;
// Supports expressions
const status = ` ...
Posted on Sun, 05 Jul 2026 17:15:32 +0000 by goldbug