Lesson 1 – Introduction To Lightning Components.

Previous : Lesson 0 – Audience And Prerequisites.

What is Lightning Component in Salesforce ?

•  The Lightning Component framework is a UI framework for developing dynamic web apps for mobile and desktop devices.
• Modern framework for building single-page applications with dynamic, responsive user interfaces for Salesforce.com apps.
•  Components are the self-contained and reusable units of an app.
•  The framework supports partitioned multi-tier component development that bridges the client and server.
•  It uses JavaScript on the client side and Apex on the server side.

•  It’s comes with some exciting tools for developers.
•  Is ideal for use with the Salesforce1 mobile app and Salesforce Lightning Experience.
•  A component can contain other components, as well as HTML, CSS, JavaScript, or any other Web-enabled code. This enables you to build apps with sophisticated UIs.

Why We are use the Lightning Component ? 

• Comes with an out-of-the-box set of components
• Comes with Rich component ecosystem.
• Better Performance and Faster development.
• Event-driven architecture for better decoupling between components.
• Responsive design and cross browser compatibility.

Reference : Why We are use the Lightning Components.

Where we can use lightning components ?

We can use components in many different contexts. Like –

• Lightning Experience and Salesforce1 App
• Lightning Pages
• Community Builder
• Lightning Apps
• In Visualforce Pages
• Any App with Lightning Out (Beta).
• To create stand-alone apps that are hosted on Salesforce.

Reference : Using Components

See Also : Lightning FAQ [Frequently asked questions]

Next : Lesson 2 – Before You Start.