Question 1

Can I use the Composition API?

Accepted Answer

Yes. <script setup>, ref, reactive, computed, watch, and all Vue 3 Composition API features are available.

Question 2

Can I use Vue Router or Pinia?

Accepted Answer

No. Only Vue 3 core is loaded from CDN. External plugins and state managers are not available.

Question 3

Is code compiled on the server?

Accepted Answer

No. The Vue SFC compiler runs in your browser via the vue3-sfc-loader or equivalent CDN bundle.

Question 4

Which Vue version is loaded?

Accepted Answer

Vue 3 is loaded from the official CDN (unpkg.com/vue@3).

Vue Playground

Write and preview Vue 3 components directly in your browser. Experiment with the Composition API, reactivity, directives, and SFC syntax with live rendered output and console logs.