Salesforce Lightning 面试题与答案

问题 26. What is the purpose of the lightning:recordEditForm component?

The lightning:recordEditForm component is used to create a form for editing a record in Lightning Experience or Salesforce mobile app.

Example:

It simplifies the process of creating, updating, or deleting records in a Lightning component.

问题 27. How can you communicate between Lightning components in different Aura frameworks?

You can use Lightning Message Service to communicate between Lightning components in different Aura frameworks.

Example:

It enables communication across the DOM and between Aura components in different frameworks.

问题 28. What is the purpose of the lightning:overlayLibrary component?

The lightning:overlayLibrary component is used to create modals, popovers, and other overlay components in Lightning Experience.

Example:

It provides a standardized way to create and manage overlay components.

问题 29. How can you use Lightning components in Visualforce pages?

You can use the apex:includeLightning tag to include Lightning components in Visualforce pages.

Example:

问题 30. Explain the concept of Lightning App Page in Salesforce Lightning.

A Lightning App Page is a page layout that specifies the components and their arrangement for a Lightning app.

Example:

It defines how the app's components are displayed to users when they access the app.