Playing with
By Tommy Marshall
What is Svelte?
Svelte is a radical new approach to building user interfaces. Whereas traditional frameworks like React and Vue do the bulk of their work in the browser, Svelte shifts that work into a compile step that happens when you build your app.
~50KB
~2.7KB
What benefits do you get?
- Much, much, smaller bundle size
- Compile to whatever
- Much faster
Why was it created?
Develop Faster
- Less boilerplate
- Use HTML, CS, JavaScript
- Intuitive API
- Helpful helpers (a11y)
Reactivity Built-in
Specify dynamic behavior of a value at the time of declaration
No Virtual DOM
What does Svelte
look like?
- useMemo
- useCallback
- shouldComponentUpdate
- React.PureComponent
Reactive By Default
Reactive Declarations
Reactive Statements
Performance
320KB > 37KB
Tokopedia
IN CONCLUSION
- Svelte is a Framework
- It's compiler, smaller bundles
- It's reactive, less code
- No Virtual DOM, faster renders
- Helper helpers: a11y, data binding
- Less verbose, easy dev
- "Rethinking Reactivity" made me rethink best practices
Thanks!
We're hiring at Medallia!
Playing with Svelte
By Tommy Marshall
Playing with Svelte
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