What is Lightning locker service in Salesforce?

Lightning Locker is a powerful security architecture for Lightning components. Lightning Locker enhances security by isolating Lightning components that belong to one namespace from components in a different namespace.

What is Locker API in Salesforce?

Locker API Viewer shows Locker’s support of the standard DOM APIs in the Window, Document, and Element objects. The Secure Window, Secure Document, and Secure Element wrappers prevent use of APIs that are labelled Not Supported.

What are Lightning base components?

Base Lightning components are the building blocks that make up the modern user interfaces in Lightning Experience, Salesforce app, and Experience Builder sites. Base Lightning components incorporate Lightning Design System markup and classes, providing improved performance and accessibility with a minimum footprint.

What is lightning message service?

Introduced in the Winter ’20 release by Salesforce, Lightning Message Service is the out-of-the-box functionality that empowers you to communicate between Visualforce and Lightning Components, including Aura web components (AWC) and Lightning web components (LWC).

What is namespace in Salesforce?

A namespace is a 1–15 character alphanumeric identifier that distinguishes your package and its contents from other packages in your customer’s org. A namespace is assigned to a package at the time that it’s created, and can’t be changed.

Where is Lightning component in Salesforce?

From Setup, enter Lightning Components in the Quick Find box, then select Lightning Components.

Where we can use lightning components?

The lightning component can be deployed in the following.

• Lightning experience.
• Salesforce1 app.
• Lightning pages.
• Lightning apps.
• Visualforce pages.
• Apps with lightning out.
• Standalone apps in Salesforce.
• Community builder.

Where can we display lightning components?

Answer: Lightning component can be displayed at following places:

• Lightning Experience.
• Salesforce1 App.
• Template-based Community.
• Standalone Lightning App.
• Visualforce Pages (Using Lightning out).

How do you use lightning message service?

Use the Lightning message service functions to communicate over a Lightning message channel. In a component’s Javascript file, import any exports that you need from the lightning/messageService module. Import a message channel using the scoped module @salesforce/messageChannel .

How do you make lightning message service channel?

Define Message Channel Metadata in Your Org To deploy a LightningMessageChannel into your org, create an SFDX project. Include the XML definition in the force-app/main/default/messageChannels/ directory. The LightningMessageChannel file name follows the format messageChannelName . messageChannel-meta.

What is namespace in lightning component?

Every component is part of a namespace, which is used to group related components together. If your organization has a namespace prefix set, use that namespace to access your components. Lightning components that Salesforce provides are grouped into several namespaces, such as aura , ui , and force .