掌握 Next.js – 1. React 基础

《Mastering Next.js – 1. React Foundations》是一门专为初学者设计的课程，旨在系统性地帮助学员从零基础掌握React核心思想，并顺利过渡到专业的Next.js开发。课程从Vanilla JavaScript操作DOM讲起，深入讲解React的声明式编程、组件化、JSX、状态管理与交互，然后引导学员将项目迁移至Next.js框架，并理解其核心特性如应用路由以及服务端与客户端组件的区别。本课程要求学员具备基本的JavaScript、HTML和CSS知识，无需React或Next.js经验，适合所有希望扎实掌握现代React/Next.js开发基础、为构建高性能Web应用铺平道路的学习者。

制作人：Xiaoqi Zhao
MP4格式 | 视频：h264，1920×1080 | 音频：AAC，44.1 kHz，2声道
级别：初级 |语言：英语 | 时长：13节课（3小时33分钟） | 文件大小：4.46 GB

**你将学到**
✓ **掌握 React 思维模式：** 从命令式编程转向声明式编程，学会基于状态（而非手动操作 DOM）来描述用户界面。
✓ **构建模块化 UI 组件：** 创建可重用、易管理的组件，并掌握使用 Props 进行数据流传递，以构建可扩展且组织良好的用户界面。
✓ **处理数据与交互性：** 使用 `useState` Hook 和事件监听器来管理动态数据，构建能够即时响应用户操作的应用程序。
✓ **从 React 迁移到 Next.js：** 通过设置应用目录和初始路由，将基础的 React 项目迁移至专业的 Next.js 开发环境。
✓ **精通服务端与客户端组件：** 理解 Next.js 的渲染生命周期，学会根据最佳性能和 SEO 结果选择正确的组件类型。

**学习要求**
● **基本的 JavaScript (ES6+) 知识：** 你应熟悉变量、箭头函数、模板字符串以及像 `.map()` 这样的基本数组方法。
● **HTML 与 CSS 基础：** 扎实理解 HTML 结构和基本 CSS 样式至关重要，因为我们将构建 UI 布局。
● **无需 React/Next.js 经验：** 我们将从零开始——从原生 JavaScript 过渡到 React。
● **一台已安装 Node.js 的电脑：** 你需要一个代码编辑器（如 VS Code）并能够运行简单的终端命令。
● **具备”成长型思维”：** React 需要你转变对网页开发的思考方式。乐于学习”声明式”编码是最重要的先决条件！
Mastering Next.js – 1. React Foundations.
Go from JavaScript to React, and build your first Next.js application from the ground up.

What you’ll learn
✓ Master the React Mindset: Shift from imperative to declarative programming by learning to describe UIs based on state rather than manual DOM manipulation.
✓ Build Modular UI Components: Create reusable, manageable components and master the flow of data using Props to build scalable and organized user interfaces.
✓ Handle Data and Interactivity: Use the useState hook and event listeners to manage dynamic data and build applications that respond instantly to user actions.
✓ Migrate from React to Next.js: Transition a basic React project into a professional Next.js environment by setting up the app directory and your first routes.
✓ Master Server & Client Components: Understand the Next.js rendering lifecycle to choose the right component type for the best performance and SEO results.

Requirements
● Basic JavaScript (ES6+): You should be comfortable with variables, arrow functions, template literals, and basic array methods like .map().
● HTML & CSS Fundamentals: A solid understanding of HTML structure and basic CSS styling is essential, as we will be building UI layouts.
● No Prior React/Next.js Experience Needed: We start from the very beginning—moving from vanilla JavaScript to React.
● A Computer with Node.js Installed: You will need a code editor (like VS Code) and the ability to run simple terminal commands.
● A “Growth Mindset”: React requires a shift in how you think about the web. Being open to learning a “declarative” way of coding is the most important prerequisite!

Description
What you’ll learn

• Understand the core transition from Imperative to Declarative programming.

• Build and nest React Components to create modular, reusable UIs.

• Master JSX to write HTML-like code directly within your JavaScript.

• Manage dynamic data using Props and State.

• Handle user interaction with event listeners and hooks like useState.

• Seamlessly migrate a vanilla JavaScript project into a powerful Next.js application.

• Understand the fundamental difference between Server and Client Components.

Course Description

Are you ready to build modern, high-performance web applications but feel overwhelmed by the sheer amount of libraries and frameworks? Welcome to the “React Foundations” edition of the Mastering Next.js series.

Next.js is the most popular framework for building React applications today. However, to truly master Next.js, you must first understand the foundations of React itself. This course is designed to bridge the gap between basic JavaScript and professional-grade Next.js development.

We don’t just show you how to write code; we show you how the web works. We start at the very beginning—manipulating the DOM with vanilla JavaScript—and incrementally introduce React and Next.js features. By the end of this course, you won’t just be “using” a framework; you’ll understand why it exists and how it optimizes your developer experience.

What makes this course different? Unlike other courses that jump straight into complex boilerplate, we start with a simple HTML file. We add React via CDN, introduce JSX, and slowly evolve our project into a full-scale Next.js environment. This “foundational” approach ensures you never feel lost when looking at a modern codebase.

Course Content & Modules

1. Introduction to the Ecosystem

• What is Next.js and how does it relate to React?

• The “Building Blocks” of a web application: Routing, Rendering, and Data Fetching.

2. Rendering User Interfaces (UI)

• Understanding the DOM (Document Object Model).

• The difference between Imperative (Vanilla JS) vs. Declarative (React) programming.

3. React Core Concepts

• Creating your first React Component.

• Writing Markup with JSX: Rules and Best Practices.

• Making components reusable with Props.

4. Interactivity & State

• Displaying lists and conditional content.

• Handling events (Clicks, Inputs, etc.).

• Managing data flow with the useState hook.

5. From React to Next.js

• Why move to a framework? Scaling and Optimization.

• Installing Next.js and the app router.

• Migrating your project: From index.html to page.js.

6. Server vs. Client Components

• The Next.js philosophy: Why “Server First”?

• When to use ‘use client’ and how to optimize for performance.

Requirements

• Basic knowledge of HTML and CSS.

• A foundational understanding of JavaScript (Variables, Functions, and Arrays).

• No prior experience with React or Next.js is required!

Who this course is for

• Beginner Developers who want a solid start in the React/Next.js ecosystem.

• Vanilla JS Developers looking to upgrade their skills to modern frameworks.

• Designers or Product Managers who want to understand the technical foundations of the apps they work on.

• Self-taught coders who want a structured path from “Hello World” to a professional-grade Next.js setup.

Why learn Next.js now?

Next.js is the framework of choice for companies like TikTok, Twitch, and Hulu. It handles the “heavy lifting”—like routing, optimization, and server-side rendering—so you can focus on building beautiful user experiences. Mastering the foundations is your first step toward becoming a top-tier Full-Stack Developer.

Enroll today and start building the future of the web!