Let’s consider a scenario where you have acomputedA that depends on acomputedB. In Vue v3.3, if B is re-evaluated, A is also re-evaluated, even if B has the same value as before. In Vue v3.4, A is not re-evaluated if B has the same value as before. This is also true for...
Vue.js is a growing open-source front-end framework for building single-page applications and user interfaces. Since its first release, Vue.js has been increasing its popularity and gaining new users thanks to its developer-friendly syntax, ease of use, and famously helpful documentation. In Sep...
Since we don’t need thecolorprops in both thechildComponent.vueandcolorComponent.vue, we’re getting rid of it. The good thing about usingprovideis that the parent component does not need to know which component needs the property it is providing. To make use of this in the component tha...
Understanding the 'el' Property in Vue.js The 'el' property in a Vue instance is used to specify the HTML element that the Vue instance will be mounted onto. The Vue instance takes control of the DOM element specified by the 'el' property, meaning it becomes a manage point where Vue ...
So we understand the value of testing, butwhatshould we be testing in our applications? The answer is actually quite simple in Vue.js: components. Since a Vue app is merely a puzzle of interlocking components, we should be testing their behavior and how they interact with each other. ...
Vue is a lightweight framework that comes in a small size. You have to download its zip file, which is only 18 KB in size. Vue 2 is not only fast but also has a good impact on user experience (UX). 2.2 Flexibility Using VueJScan speed up the app development process. The framework...
In Vue.js, what does the 'mounted' lifecycle hook represent? How can you define local state in a Vue.js component? Which Vue.js directive is used to bind an event listener to an element? In Vue.js, how does the 'v-model' directive work with a checkbox input? What is the pu...
Vue.js provides a set of lifecycle hooks that allow developers to execute code at different stages of a component’s lifecycle. This includes hooks likebeforeCreate,created,mounted,updated, anddestroyed. Event Handling: Vue.js supports handling DOM events and custom events in a declarative manner....
The <keep-alive> tag in Vue.js is a built-in component that is used to cache and preserve the state of components that are dynamic and have stateful or costly mounting and unmounting operations. It ensures that components are kept alive and not destroyed when they are toggled using v-if ...
Check out the page on component registration in Vue.js version 2 at https://v2.vuejs.org/v2/guide/components-registration.html. Unknown custom element:did you register the, This fixed it for me when I added this line to my export statement: Note...