This interactive playground is designed to help you practice and experiment with JavaScript code. Let's start with some basic concepts:
📝 Basic Syntax
- Use
let
orconst
to declare variables
Example:let message = "Hello, World!";
- Write functions with
function
keyword
Example:function greet(name) { return "Welcome, " + name; }
- Control loops with
for
orwhile
Example:for (let i = 0; i < 5; i++) { console.log(i); }
🧪 Try It Yourself
Edit the code below and click Run to see the output:
// Your code here
📚 Expand Your Knowledge
For more advanced topics, visit our JavaScript Guide to deepen your understanding of functions, arrays, and objects.