Browse other questions tagged typescript vue.js vuejs3 vue-composition-api or ask your own question. < script setup = " props " > import {watchEffect} from ' vue ' watchEffect (() => console. First, we have to declare them in a props option. This guide assumes that you have already read the Composition API Introduction and Reactivity Fundamentals.Read that first if you are new to Composition API. Vue Transitions: Sidebar transitioning in but not out How to hook multiple times in component in Vue 3 How to add a change event to specific inputs in dynamic form in Vue? Explaining The New script setup Type in Vue 3 – Major Takeaways from the RFC Dev Tips May 13, 2021 If you’ve been working in Vite and Vue 3 recently, you’ll notice that when you start a new project, your script section looks like this with this script syntax in your Vue components. Two main characteristics of Vue props. For more advanced use of To use TypeScript, we need to first set the lang attribute in the