The setup() Function
Explore the setup function in Vue 3's Composition API to understand component logic organization. Learn how props and context are used to maintain reactivity and manage component state effectively for scalable applications.
Overview
One of the biggest changes in Vue 3 is the introduction of the Composition API as an alternative way of creating components. The Composition API in Vue is a set of functions and syntax enhancements that allow developers to organize and reuse component logic in a more flexible and composable manner and therefore is a major addition to Vue.
The setup() function
Key to the new syntax that is composition API is the setup() method. We can declare this on a component the same way we would a ...