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Enviroment Setup Vue 3 requires Node.js for development. Install the Vue CLI globally: npm install -g @vue/cli vue --version # Verify version (≥4.5.0) vue create project-name # Select "Manually select features" during setup Composition API Fundamentals Reactive State Management ref() for Primitive Values <template> <div&g ...

Core Improvements in Vue 3 Performance Enhancements: Virtual DOM rewritten with static node skipping and dynamic node-only processing. Update performence improved by 1.3-2x, and SSR speed increased 2-3x. Tree-shaking Support: Removes unused modules during build. Based on static analysis of ES6 imports to identify and eliminate unused code. Fra ...

Understanding these functions deepens your grasp of Vue 3's Composition API and enables you to build more robust and maintainable applications. This guide provides practical examples you can immediately implement in your projects. Overview of Composition API Macros Vue 3 provides these macro functions specifically for defining component propert ...

Begin by seting up a new Vue 3 project using the Vue CLI: npm install -g @vue/cli vue create file-upload-app cd file-upload-app Install Axios to handle HTTP requests: npm install axios Create a reusable file upload component in src/components/FileUploader.vue: <template> <div class="upload-container"> <input ...

Deriving State with CachingComputed properties are used to generate values that depend on other reactive data. Unlike standard methods, they implement a caching mechanism: the value is recalculated only when its specific dependencies change. This optimization makes them superior for handling complex logic directly within templates.Options API E ...

This article demonstrates how to implement v-model functionality in custom components, using input as an example. We'll create a custom component named z-input that can be used with v-model in a parent component like this: <template> <z-input v-model="msg" /> </template> <!-- JS code omitted --> Both Vue 2 ...

Overview The Descriptions component provides a structured way to display key-value pairs in a tabular format. It consists of two parts: the main Descriptions container and individual DescriptionsItem elements. API Specifications Descriptions Props Property Description Type Default title Title displayed at the top of the description list ...

Prerequisites This guide assumes you have already integrated ECharts into your project via npm. The official ECharts website offers various chart examples that you can customize as needed. The final dashboard will look like the following: Frontend Implementation Define a container in the page to display the chart. The interaction between front ...

Project Initialization Modern Vue development relies on the official scaffolding tool to bootstrap projects with optimal defaults. Running the initialization command triggers an interactive prompt that configures TypeScript, testing frameworks, router integration, and package managers. npm create vue@latest The generated project structure sepa ...

Vue 3 introduces a funtcional approach to reusing component logic through hooks, addressing limitations found in Vue 2's mixins and higher-order components. Hooks enable grouping related state and behavior into reusable functions, improving clarity and maintainability. Core Concepts of Vue 3 Hooks Hooks in Vue 3 are plain JavaScript functions b ...