8 ECMAScript standards for Lightning Web Components

With all the advances in JavaScript and Web standards in the last five years, it’s critical to understand certain concepts and constructs before you begin developing using the LWC programming model. Join us to learn about 8 ECMAScript standards for Lightning Web Components.

Salesforce embraces and supports using Open Source and JavaScript standards to improve speed and simplicity in LWC development dramatically. Salesforce is so serious about these standards they’ve joined ECMA International, which oversees the ECMAScript variant of JavaScript.

If you are an Apex or Aura developer and want to be prepared for the latest and greatest, this will help you understand essential standards that are core to the foundation of LWC. You will learn best practices and be better prepared for LWC development.

Agenda

• Decorators
• DispatchEvent and CustomEvent
• QuerySelector
• Import/Export (ES6)
• Spread Notation(ES9)
• Slots
• Promises (ES6) and Async/Await (ES8)
• String Interpolation (ES6)

Standards are the Foundation of LWC

One of the biggest challenges we’ve faced with LWC is a massive amount of information and documentation, so how to Learn Lightning Web Components? Fortunately, LWC is built on Web and Javascript standards, which we will cover.

Goal: Better JS Understanding = better LWC development

Decorators

ECMAScript for LWC Video

Further learning:

• Basic of JavaScript
• What’s wrong with my JavaScript Code

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