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دانلود کتاب React Key Concepts. Consolidate your knowledge of React’s core features
دانلود کتاب مفاهیم کلیدی React دانش خود را در مورد ویژگی های اصلی React تثبیت کنید
مشخصات کتاب
React Key Concepts. Consolidate your knowledge of React’s core features
ویرایش:
نویسندگان: M. Schwarzmuller
سری:
ISBN (شابک) : 9781803234502
ناشر:
سال نشر: 2022
تعداد صفحات: 591
زبان: English
فرمت فایل : PDF (درصورت درخواست کاربر به PDF، EPUB یا AZW3 تبدیل می شود)
حجم فایل: 5 Mb
قیمت کتاب (تومان) : 50,000
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فهرست مطالب
Cover FM Copyright Table of Contents Preface Chapter 1: React – What and Why Introduction What Is React? The Problem with "Vanilla JavaScript" React and Declarative Code How React Manipulates the DOM Introducing Single Page Applications Creating a React Project Summary and Key Takeaways What's Next? Test Your Knowledge! Chapter 2: Understanding React Components and JSX Introduction What Are Components? Why Components? The Anatomy of a Component What Exactly Are Component Functions? What Does React Do with All These Components? Built-in Components Naming Conventions JSX vs HTML vs Vanilla JavaScript Using React without JSX JSX Elements Are Treated like Regular JavaScript Values! JSX Elements Must Be Self-Closing Outputting Dynamic Content When Should You Split Components? Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 2.1: Creating a React App to Present Yourself Activity 2.2: Creating a React App to Log Your Goals for This Book Chapter 3: Components and Props Introduction Not There Yet Using Props in Components Passing Props to Components Consuming Props in a Component Components, Props, and Reusability The Special "children" Prop Which Components Need Props? How to Deal with Multiple Props Spreading Props Prop Chains / Prop Drilling Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 3.1: Creating an App to Output Your Goals for This Book Chapter 4: Working with Events and State Introduction What's the Problem? How Not to Solve the Problem A Better Incorrect Solution Properly Reacting to Events Updating State Correctly A Closer Look at useState() A Look under the Hood of React Naming Conventions Allowed State Value Types Working with Multiple State Values Using Multiple State Slices Managing Combined State Objects Updating State Based on Previous State Correctly Two-Way Binding Deriving Values from State Working with Forms and Form Submission Lifting State Up Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 4.1: Building a Simple Calculator Activity 4.2: Enhancing the Calculator Chapter 5: Rendering Lists and Conditional Content Introduction What Are Conditional Content and List Data? Rendering Content Conditionally Different Ways of Rendering Content Conditionally Utilizing Ternary Expressions Abusing JavaScript Logical Operators Get Creative! Which Approach Is Best? Setting Element Tags Conditionally Outputting List Data Mapping List Data Updating Lists A Problem with List Items Keys to the Rescue! Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 5.1: Showing a Conditional Error Message Activity 5.2: Outputting a List of Products Chapter 6: Styling React Apps Introduction How Does Styling Work in React Apps? Using Inline Styles Setting Styles via CSS Classes Setting Styles Dynamically Conditional Styles Combining Multiple Dynamic CSS Classes Merging Multiple Inline Style Objects Building Components with Customizable Styles Customization with Fixed Configuration Options The Problem with Unscoped Styles Scoped Styles with CSS Modules The styled-components Library Using Other CSS or JavaScript Styling Libraries and Frameworks Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 6.1: Providing Input Validity Feedback upon Form Submission Activity 6.2: Using CSS Modules for Style Scoping Chapter 7: Portals and Refs Introduction A World without Refs Refs versus State Using Refs for More than DOM Access Forwarding Refs Controlled versus Uncontrolled Components React and Where Things End up in the DOM Portals to the Rescue Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Have Learned Activity 7.1: Extract User Input Values Activity 7.2: Add a Side-Drawer Chapter 8: Handling Side Effects Introduction What's the Problem? Understanding Side Effects Side Effects Are Not Just about HTTP Requests Dealing with Side Effects with the useEffect() Hook How to Use useEffect() Effects and Their Dependencies Unnecessary Dependencies Cleaning Up after Effects Dealing with Multiple Effects Functions as Dependencies Avoiding Unnecessary Effect Executions Effects and Asynchronous Code Rules of Hooks Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 8.1: Building a Basic Blog Chapter 9: Behind the Scenes of React and Optimization Opportunities Introduction Revisiting Component Evaluations and Updates What Happens When a Component Function Is Called The Virtual DOM vs the Real DOM State Batching Avoiding Unnecessary Child Component Evaluations Avoiding Costly Computations Utilizing useCallback() Avoiding Unnecessary Code Download Reducing Bundle Sizes via Code Splitting (Lazy Loading) Strict Mode Debugging Code and the React Developer Tools Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 9.1: Optimize an Existing App Chapter 10: Working with Complex State Introduction A Problem with Cross-Component State Using Context to Handle Multi-Component State Providing and Managing Context Values Using Context in Nested Components Changing Context from Nested Components Getting Better Code Completion Context or "Lifting State Up"? Outsourcing Context Logic into Separate Components Combining Multiple Contexts Limitations of useState() Managing State with useReducer() Understanding Reducer Functions Dispatching Actions Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 10.1: Migrating an App to the Context API Activity 10.2: Replacing useState() with useReducer() Chapter 11: Building Custom React Hooks Introduction Why Would You Build Custom Hooks? What Are Custom Hooks? A First Custom Hook Custom Hooks: A Flexible Feature Custom Hooks and Parameters Custom Hooks and Return Values A More Complex Example Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 11.1: Build a Custom Keyboard Input Hook Chapter 12: Multipage Apps with React Router Introduction One Page Is Not Enough Getting Started with React Router and Defining Routes Adding Page Navigation From Link to NavLink Route Components versus "Normal" Components From Static to Dynamic Routes Extracting Route Parameters Creating Dynamic Links Navigating Programmatically Redirecting Nested Routes Handling Undefined Routes Lazy Loading Summary and Key Takeaways What's Next? Test Your Knowledge! Apply What You Learned Activity 12.1: Creating a Basic Three-Page Website Activity 12.2: Enhancing the Basic Website Chapter 13: Managing Data with React Router Introduction Data Fetching and Routing Are Tightly Coupled Sending HTTP Requests without React Router Loading Data with React Router Enabling These Extra Router Features Loading Data for Dynamic Routes Loaders, Requests, and Client-Side Code Layouts Revisited Reusing Data across Routes Handling Errors Onward to Data Submission Working with action() and Form Data Returning Data Instead of Redirecting Controlling Which
