Lightning Aura Components Developer Guide

Introducing Aura Components
Quick Start
Before You Begin
Trailhead: Explore Lightning Aura Components Resources
Create a Component for Lightning Experience and the Salesforce Mobile App
Creating Components
Using Components
Communicating with Events
Communicating Across the DOM with Lightning Message Service
Creating Apps
Styling Apps
Developing Secure Code
Using JavaScript
Working with Salesforce Data
Testing Components
Debugging
Performance
Reference
PDF

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Trailhead: Explore Lightning Aura Components Resources

Learn the fundamentals of Lightning Aura components with Trailhead resources.
Whether you’re a new or seasoned Salesforce developer, we recommend that you start with the following Trailhead resource: Quick Start: Aura Components.