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What Are Global Components? Global components are reusable Vue components that can be accessed anywhere in your application, unlike local components which are restricted to the scope of their parent component. Once registered globally, you can reference these components in any template without additional imports or local registration, streamlin ...

This collection covers frequently asked Vue.js interview questions, including fundamental concepts, implementation details, and best practices. The question are categorized by importance (⭐ to ⭐⭐⭐) based on their relevance to Vue development. 1. Vue.js Data Binding Principles ⭐⭐⭐ Vue 2: Implements data binding through a combination of ob ...

Creating a Circular Button A circular button can be created by setting the ButtonType to Circle. Button('Circle', { type: ButtonType.Normal, stateEffect: false }) .backgroundColor(0x317aff) .width(90) .height(90) Note: The borderRadius property cannot be used to override the shape of a Circle type button. Customizing Button Appearance Va ...

The draggable component defines a source area from which elements can be dragged. <draggable v-if="sourcePanelActive" :list="availableItems" :group="{ name: 'dragGroup', pull: 'clone', put: false }" :sort="false" :move="validateDragOperation" @end="handleDragEnd&q ...

A request handler centralizes HTTP opertaions, managing authentication, error handling, and API interactions. Below is a refactored implementation using async/await for clarity. import authStore from '@/store/auth' import appConfig from '@/config/app' import { fetchAuthToken } from '@/utils/authentication' import { errorMessages } from '@/utils ...

What is jQuery? jQuery is a compact, cross-browser compatible JavaScript library designed to simplify client-side scripting. It abstracts complex DOM manipulation, event handling, animation, and Ajax interactions into a concise syntax, adhering to the philosophy of "Write less, do more." Key Advantages Lightweight Footprint: The core ...

To implement a dynamic form where users can manage multiple phone numbers, distinguish between existing backend data and new user inputs using a flag within the data structure. This approach alllows conditional rendering in the view layer while maintaining a single source of truth in the JavaScript logic. Data Structure Design Define an array w ...

Event Propagation and Default Behavior Modifiers .stop – Halting Event Bubbling Event bubbling causes a triggered event to propagate upward through the DOM tree. The .stop modifier intercepts this propagation, functioning identically to invoking event.stopPropagation() within the handler. <template> <section @click="handleContai ...

Vue CLI is the official command-line tool for scaffolding Vue.js applications, enabling rapid project initialization.Node.js PrerequisitesBegin by ensuring Node.js is installed. Verify the installation by checking the version numbers:node --version npm --version Global Vue CLI InstallationInstall Vue CLI globally using npm:npm install -g @vue/c ...

Lifecycle Hooks Vue 2 Description Vue 3 beforeCreate() Before creation setup() created() After creation setup() beforeMount() Before mounting onBeforeMount() mounted() After mounting onMounted() beforeUpdate() Before update onBeforeUpdate() updated() After update onUpdated() beforeDestroy() Before destruction onBeforeUnmount( ...