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What does aura mean in Lightning component framework?
What Is the Lightning Component Framework? aura:attribute describes an attribute available on an app, interface, component, or event. Indicates whether the attribute can be used outside of its own namespace. Possible values are public (default), and global, and private.
How to add an attribute to a lightning component?
Lightning Component Attribute (aura:attribute) are like member variables on a class in Apex. tag is used to add an attribute to the lightning component and Salesforce lightning App. Each attribute must have “ name ” and “ type “. To make attribute as required use required=” true ” in the tag.
What do you need to know about supported aura?
Supported aura:attribute Types Attribute Name Description access Indicates whether the attribute can be u name Required. The name of the attribute. For type Required. The type of the attribute. For default The default value for the attribute, whi
What do you need to know about Aura in Java?
Required. The name of the attribute. For example, if you set on a component called aura:newCmp, you can set this attribute when you instantiate the component; for example, . Required. The type of the attribute.
How to create a local Aura component ID?
A local ID is an ID that is only scoped to the component. A local ID is often unique but it’s not required to be unique. Create a local ID by using the aura:id attribute. For example: aura:id doesn’t support expressions.
What do global IDs mean in Lightning aura?
Every component has a unique globalId, which is the generated runtime-unique ID of the component instance. A global ID (1) is not guaranteed to be the same beyond the lifetime of a component, so it should never be relied on. A global ID can be useful to differentiate between multiple instances of a component or for debugging purposes.
Find the button component by calling cmp.find (“button1”) in your client-side controller, where cmp is a reference to the component containing the button. find () returns different types depending on the result. If the local ID is unique, find () returns the component.