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Dive Deep into Advanced LWC Best Practices
Learn tips and best practices from passionate experts for coding, debugging, and optimizing performance of your Lightning Web Components to achieve faster, effective, and maintainable development.
Important: This session is first come, first seated. You do not have a reserved seat.

, Lead Member of Technical Staff, Salesforce

, LMTS, Salesforce

Role: Developer
Product: Agentforce 360 Platform
Session Level: Advanced
Session Type: Breakout
  • Wednesday, Sep 1812:15 PM - 1:00 PM PDT
    (7:15 PM - 8:00 PM GMT)
    Metreon AMC, L3, Theater 15
  • Thursday, Sep 198:30 AM - 9:15 AM PDT
    (3:30 PM - 4:15 PM GMT)
    Moscone West, L3, Room 3014
Session Summary by Einstein: The session provided a comprehensive dive into best practices for Salesforce Lightning Web Components (LWC), with a focus on performance optimization, native shadow DOM, CSS best practices, and general development recommendations. Attendees learned about the importance of evaluating expensive operations, structuring templates for customization, and aligning with web platform standards. Additionally, the session introduced new developer tools and resources, such as the Chrome DevTools custom formatters for LWC and the upcoming enhancements in native shadow DOM support, emphasizing Salesforce's commitment to aligning with industry standards and improving performance and developer experience.
Key Takeaways by Einstein:

• Optimizing performance involves considering the cost of composition in components, using cheap checks in conditions, and evaluating the necessity of DOM elements to improve application speed.

• Embracing native shadow DOM in LWC allows for better encapsulation and style scoping, aligning with browser standards and reducing reliance on Salesforce-specific polyfills.

• Salesforce developers should leverage new tools like the Chrome DevTools custom formatters and stay updated on best practices for LWC development to write more efficient, maintainable, and robust components.

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