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You're reading from Learning Salesforce Lightning Application Development Build and test Lightning Components for Salesforce Lightning Experience using Salesforce DX

Product type Paperback

Published in Jul 2018

Publisher Packt

ISBN-13 9781787124677

Length 458 pages

Edition 1st Edition

Tools

Salesforce

Concepts

Application Development

Author (1):

Mohit Shrivatsava

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Table of Contents (17) Chapters

Preface

1. Introduction to the Lightning Component Framework FREE CHAPTER

2. Exploring Salesforce DX

3. Lightning Component Building Blocks

4. The Lightning JavaScript API

5. Events in the Lightning Component Framework

6. Lightning Data Service and Base Components

7. Using External JavaScript Libraries in Lightning Components

8. Debugging Lightning Components

9. Performance Tuning Your Lightning Component

10. Taking Lightning Components out of Salesforce Using Lightning Out

11. Lightning Flows

12. Making Components Available for Salesforce Mobile and Communities

13. Lightning Navigation and Lightning Console APIs

14. Unit Testing Lightning Components

15. Publishing Lightning Components on AppExchange

16. Other Books You May Enjoy

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Salesforce community page optimizer

This Chrome extension allows us to figure out the performance bottlenecks in your components. You can install the Chrome extension from https://chrome.google.com/webstore/detail/Salesforce-community-page/alkcnclapbnefkodhbkpifdkceldogka, which takes you to the Chrome store.

Let's run the performance optimizer on our YouTube search application to gather some performance metrics. To run the tool, click on the extension icon found in the extreme top-right section of Chrome, as shown in the following screenshot:

The following screenshot shows the optimizer score after running the performance optimizer on our application:

Results from the optimizer chrome extension plugin that is used to analyze performance of the Lightning Page

It can be inferred that the time taken by the server can be optimized further. The following screenshot shows the time taken by each of the components to create and render: