Web components using ReactJS, Vue and Svelte

Published On - July 14, 2023

Avinash Sharma Technology

Web components are a set of web platform APIs and features that allow developers to create reusable, encapsulated, and customizable components for building web applications. ReactJS, Vue, and Svelte are popular JavaScript frameworks that can be used to create web components. Here’s an overview of how these frameworks work with web components:

  1. ReactJS:
    ReactJS is a JavaScript library for building user interfaces. While ReactJS itself is not focused solely on web components, it can be used to create reusable UI components that can be used within web components. React supports the concept of components, which can be composed together to create complex UI structures.

To create web components with React, you can use libraries like react-web-component or react-custom-elements that provide integration between React and web components standards. These libraries allow you to define React components and then wrap them as custom elements, which can be used and reused like any other HTML element. These custom elements encapsulate the React component logic, state, and rendering, making them reusable across different projects and frameworks.

  1. Vue:
    Vue is a progressive JavaScript framework for building user interfaces. Vue itself provides excellent support for creating and using web components out of the box. Vue components can be easily transformed into web components using the vue-custom-element library or Vue’s built-in Vue.customElement method.

With Vue, you can define components using the Vue Single File Component (SFC) format, which encapsulates the template, JavaScript, and CSS of a component into a single file. Once you’ve defined a Vue component, you can register it as a custom element and use it like any other HTML element within your web components. Vue’s reactivity system and component lifecycle hooks are seamlessly integrated into the web components, providing a smooth development experience.

  1. Svelte:
    Svelte is a component-based JavaScript framework that compiles components into efficient and optimized JavaScript code. Svelte is designed to generate minimal and performant code by compiling components at build time.

Svelte has built-in support for creating web components. You can define components using the Svelte syntax and use the <svelte:element> tag to generate custom elements from those components. Svelte automatically handles the creation of custom elements and generates the necessary JavaScript code to power the component’s behavior.

Svelte’s compilation process optimizes the generated code, resulting in lightweight web components with minimal overhead. This makes Svelte an excellent choice for creating web components when performance is a critical factor.

Overall, all three frameworks—ReactJS, Vue, and Svelte—provide mechanisms to create web components. While React and Vue require additional libraries or methods for integrating with web components, Svelte has built-in support for generating web components. These frameworks offer different features, development paradigms, and performance characteristics, allowing developers to choose the one that aligns best with their preferences and project requirements.