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
Performance
Reference
Lightning Component Library
System Tag Reference
JavaScript API
$A namespace
createComponent()
createComponents()
enqueueAction()
error()
get()
getCallback()
getComponent()
getReference()
getRoot()
getToken()
log()
reportError()
run()
set()
warning()
Action
AuraLocalizationService
Component
Event
Util
PDF

getRoot()

Gets the root component or application. For example, $A.getRoot().get("v.attrName") returns the value of the attrName attribute from the root component.

Signature

getRoot()