Learn Javascript - 21 Essential Array Methods

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In this Guided Project, you will:

Add, remove and replace elements from arrays.

Search, filter and transform an array.

Differentiate between mutating and non-mutating methods.

Clock2 hours
CloudNo download needed
VideoSplit-screen video
Comment DotsEnglish
LaptopDesktop only

In this 1-hour long project-based course, you will learn how to transform and search in arrays, how to use the map, filter and reduce methods and much more! This course is for beginners. A basic understanding of JavaScript (variables) or another programming language is required.

Skills you will develop

  • Front-end web
  • Arrays
  • JavaScript
  • Computer Programming
  • ES6

Learn step-by-step

In a video that plays in a split-screen with your work area, your instructor will walk you through these steps:

  1. Creating an array

  2. Searching in array - part 1

  3. Searching in array - part 2

  4. Using the Array.map() method

  5. Using the Array.reduce() method

  6. Mutating array methods

How Guided Projects work

Your workspace is a cloud desktop right in your browser, no download required

In a split-screen video, your instructor guides you step-by-step

Frequently asked questions

Frequently Asked Questions

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