JavaScript Exercises
Test your JavaScript knowledge with 6 fill-in-the-blank exercises. Type your answers and check them instantly.
HTML
CSS
JavaScript
PHP
Python
MySQL
Bootstrap
jQuery
TypeScript
React
Vue.js
Node.js
Git
Linux / Bash
MongoDB
Docker
Java
C
C++
C#
Go
Rust
Kotlin
Swift
SASS / SCSS
Tailwind CSS
Django
Next.js
Laravel
GraphQL
REST API
R
XML
Web Security
PostgreSQL
Express.js
4
Beginner
2
Intermediate
0
Advanced
1
Variables and Data Types
Beginner
Fill in the JavaScript variable declaration keywords and data types.
2
Functions
Beginner
Complete the JavaScript function syntax.
3
Arrays
Beginner
Fill in the array method names.
4
DOM Manipulation
Beginner
Complete the DOM manipulation code.
5
Promises and Async/Await
Intermediate
Fill in the promise and async/await syntax.
6
Objects
Intermediate
Complete the JavaScript object syntax.