The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React  - classList Method

The Front-End Web Developer Bootcamp - HTML, CSS, JS, and React - classList Method

Assessment

Interactive Video

Information Technology (IT), Architecture

University

Hard

Created by

Quizizz Content

FREE Resource

The video tutorial covers five methods for manipulating CSS classes using JavaScript. It begins with an introduction to adding and removing classes through events, demonstrating how to create and remove classes dynamically. The tutorial then explores the length and toggle methods, showing how to measure the number of classes and toggle them on and off. Finally, it discusses the contain and item methods, which check for the presence of classes and retrieve class names by index. The tutorial emphasizes practical examples and debugging techniques using the console.

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7 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first method mentioned for adding and removing classes?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How can you create a class in CSS according to the text?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens when you click on the element after adding the class?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the process of removing a class using an event.

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the purpose of the length method in class manipulation?

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6.

OPEN ENDED QUESTION

3 mins • 1 pt

Explain how the toggle method works for class manipulation.

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7.

OPEN ENDED QUESTION

3 mins • 1 pt

What does the contains method return when checking for a class?

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