Exercise v3.0

Correct!

The <div> element should turn red when someone moves the mouse over it.

<div @(11)="this.style.backgroundColor='red'">myDIV.</div>

<div onmouseover="this.style.backgroundColor='red'">myDIV.</div>

Not Correct

Click here to try again.

Correct!

<div w3exercise_input_no_0
="this.style.backgroundColor='red'">myDIV.</div>

Go to w3schools.com

Reset Score

Close This Menu

JS Variables

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Exercise 5 Go to JS Variables Tutorial

JS Operators

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Exercise 5 Go to JS Operators Tutorial

JS Data Types

Exercise 1 Go to JS Data Types Tutorial

JS Functions

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Go to JS Functions Tutorial

JS Objects

Exercise 1 Exercise 2 Exercise 3 Go to JS Objects Tutorial

JS Events

Exercise 1 Exercise 2 Exercise 3 Go to JS Events Tutorial

JS Strings

Exercise 1 Exercise 2 Exercise 3 Go to JS Strings Tutorial

JS String Methods

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Exercise 5 Go to JS String Methods Tutorial

JS Arrays

Exercise 1 Exercise 2 Exercise 3 Go to JS Arrays Tutorial

JS Array Methods

Exercise 1 Exercise 2 Exercise 3 Go to JS Array Methods Tutorial

JS Array Sort

Exercise 1 Go to JS Array Sort Tutorial

JS Dates

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Go to JS Dates Tutorial

JS Math

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Go to JS Math Tutorial

JS Comparisons

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Go to JS Comparisons Tutorial

JS Conditions

Exercise 1 Exercise 2 Go to JS Conditions Tutorial

JS Switch

Exercise 1 Exercise 2 Go to JS Switch Tutorial

JS For Loops

Exercise 1 Exercise 2 Go to JS For Loops Tutorial

JS While Loops

Exercise 1 Exercise 2 Go to JS While Loops Tutorial

JS Break Loops

Exercise 1 Exercise 2 Go to JS Break Loops Tutorial

JS HTML DOM

Exercise 1 Exercise 2 Exercise 3 Exercise 4 Exercise 5 Exercise 6 Exercise 7 Exercise 8 Exercise 9 Go to JS HTML DOM Tutorial

Reset the Score?

This will reset the score of ALL 67 exercises.

Are you sure you want to continue?

Congratulations!

You have finished all 67 JS exercises.

Share your score:

Get Certified!

Take our JavaScript Developer Certificate to prove that you have fundamental knowledge of web development using JavaScript.