Lesson: 03 | Component JavaScript File

Notes
Video

Notes

Every component must have a JavaScript file.

To import a class, function, or variable declared in a module, use the import statement. To allow other code to use a class, function, or variable declared in a module, use the export statement.

A component’s JavaScript file can have a maximum file size of 128 KB (131,072 bytes).

import { LightningElement } from 'lwc';
export default class MyComponent extends LightningElement {

}

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Lightning Web Components

A. Component Reference (27 lessons)

B. Lightning Web Components | Utilities (11 lessons)

C. Lightning Web Component Guide (41 lessons)

D. Java Script Methods for LWC (23 lessons)

E. HTML (18 lessons)

F. JavaScript (19 lessons)

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Lesson: 03 | Component JavaScript File

Notes

Lightning Web Components