Lightning Aura Components Developer Guide

Introducing Aura Components
Quick Start
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
Disable Caching Setting During Development
Log Messages
Performance
Reference
PDF

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Log Messages

To help debug your client-side code, you can write output to the JavaScript console of a web browser using console.log() if your browser supports it..

For instructions on using the JavaScript console, refer to the instructions for your web browser.