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Overview

Lightning Web Components (LWC) is a modern web component framework developed by Salesforce for building user interfaces in the Salesforce Lightning Platform. LWC provides a standards-based approach to creating reusable components that can be used within Salesforce applications, enhancing the development experience and improving performance. 

Overall, Lightning Web Components offer a modern, efficient, and flexible way to build user interfaces for Salesforce applications and beyond. They combine the power of web standards with Salesforce's platform capabilities, enabling developers to create engaging and responsive experiences for users.

Course Description

1. Introduction to Lightning Web Components (LWC)

• Overview of LWC
  • Evolution and benefits of LWC over Aura Components.
• Setting up the Development Environment
  • Salesforce CLI installation.
  • Setting up VS Code with Salesforce extensions.
  • Connecting to a Salesforce org.

2. Understanding the LWC Structure

• Folder Structure
  • Explanation of key files: .html, .js, .xml.
• Modules in ES6 and LWC
  • Importing and exporting ES6 modules.
  • LWC module usage.

3. Core Concepts

• Data Binding
  • One-way and two-way data binding.
• Decorators in LWC
  • @api, @track, and @wire.
• Data Flow
  • Parent-to-child and child-to-parent communication.
• Setters and Getters
  • Use cases and examples for data manipulation.
• Iterators
  • Rendering dynamic lists using for:each.

4. Advanced LWC Concepts

• Child Component Communication
  • Invoking methods and passing data to child components.
• Slots in LWC
  • Named and default slots for dynamic content insertion.
• Lifecycle Hooks
  • connectedCallback(), disconnectedCallback(), and more.
  • Comparison: Hooks in LWC vs Renderers in Aura Components.
• Shadow DOM
  • Web standards and how LWC leverages Shadow DOM.

5. Lightning Data Services (LDS)

• Introduction to LDS
  • Benefits and use cases.
• Using Base Components
  • lightning-record-edit-form, lightning-record-view-form.
• Adapters and Methods
  • getRecord() and alternative syntax.
  • Creating and updating records with createRecord() and updateRecord().
• Custom Handlers
  • Override save functionality.

6. Event Handling in LWC

• Dispatching and Handling Events
  • Syntax and use cases.
• Event Retargeting and Propagation
  • Event bubbling, capturing, and propagation scenarios.
• Custom Events
  • Creating and managing custom events.
• Publish-Subscribe Events
  • Using pub-sub for decoupled component communication.

7. Integration of LWC with Apex

• Apex Methods in LWC
  • Calling Apex methods using @wire and imperatively.
  • Passing parameters to Apex.
• Continuation in Apex
  • Handling long-running server-side operations.
• Wire Methods
  • Declarative data fetching and its best practices.

8. Navigation in LWC

• Navigating in Salesforce
  • Redirecting to different records, files, and pages.
• Navigation Use Cases
  • Implementing navigation in real-world scenarios.

9. Lightning Message Service (LMS)

• Introduction to LMS
  • Use cases and importance of LMS over traditional Pub-Sub or Application Events.
• Implementation
  • Steps to implement LMS in LWC and Aura Components.
• Limitations
  • Scenarios where LMS cannot be used.
• JSON.stringify() in LMS
  • Parameters and usage.

10. Practical Use Cases and Hands-On Projects

• Building a custom component with data flow and events.
• Integrating a custom component with Apex and Lightning Data Services.
• Implementing LMS in a multi-component architecture.

This course outline is designed to provide a comprehensive understanding of LWC, enabling participants to develop robust, scalable, and efficient Salesforce applications. Let me know if you'd like further details or examples!

Benefits

• Comprehensive Curriculum: Covers all key concepts from basics to advanced topics.
• Hands-on Learning: Apply concepts through real-time projects.
• Expert Mentors: Learn from industry experts with practical experience.
• 100% Placement Assistance: Resume building, interview preparation, and job placement support.

Enroll now to master Saleasfore and pave your way to a successful career in software development!