《图解C#2010》——可视化学习编程基础

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"Illustrated C# 2010" 是一本专为学习C#编程语言设计的高清英文版图书，特别适合已经熟悉C++并转向C#或C#初学者。作者Daniel M. Solis通过文字、图表和表格的结合方式，使C#的概念更加清晰易懂。本书的核心目标是教授C#的基础知识和机制。与传统以文本为主的编程教程不同，"Illustrated C# 2010" 强调了通过视觉化的解释来帮助理解编程语言的重要概念。这种方式能够使读者更直观地掌握C#的语法和编程思维方式。书中涵盖了C#的关键特性，包括但不限于： 1. **基础语法**：变量、数据类型、控制结构（如if语句、循环）、函数、类和对象。 2. **面向对象编程**：封装、继承、多态，以及如何利用接口实现抽象。 3. **泛型**：理解泛型容器和泛型方法，提高代码的复用性。 4. **集合框架**：如List<T>、Dictionary<TKey, TValue>等，以及如何操作和遍历它们。 5. **异常处理**：理解try-catch-finally结构，学习如何捕获和处理运行时错误。 6. **事件和委托**：C#中的事件驱动编程，以及委托和事件委托的使用。 7. **LINQ (Language Integrated Query)**：学习如何使用内联查询语法进行数据操作，提高查询效率。 8. **异步编程**：介绍async和await关键字，理解异步任务的执行流程。 9. **Garbage Collection和内存管理**：理解.NET垃圾回收机制及其对程序性能的影响。 10. **.NET Framework**：介绍.NET平台的基础架构，以及如何利用其丰富的类库。 11. **Windows Forms和WPF**：了解创建桌面应用程序的基本概念，包括控件、布局和事件处理。 12. **ASP.NET**：基础的Web应用程序开发，如页面生命周期、控件和状态管理。此外，书中还可能包含详细的索引以便于查阅，以及各种实用示例，帮助读者将理论知识转化为实际编程技能。通过"Illustrated C# 2010"，读者可以全面而深入地掌握C#编程，并能逐步成长为一名熟练的C#开发者。

 CONTENTS

xiv

The Structure of an Assembly .....................................................................................285

The Identity of an Assembly ........................................................................................287

Strongly Named Assemblies........................................................................................289

Creating a Strongly Named Assembly ................................................................................................290

Private Deployment of an Assembly ............................................................................291

Shared Assemblies and the GAC .................................................................................292

Installing Assemblies into the GAC .....................................................................................................292

Side-by-Side Execution in the GAC.....................................................................................................293

Configuration Files.......................................................................................................294

Delayed Signing...........................................................................................................295

 Chapter 11: Exceptions ....................................................................................297

What Are Exceptions?..................................................................................................298

The try Statement ........................................................................................................299

Handling the Exception.......................................................................................................................300

The Exception Classes.................................................................................................301

The catch Clause .........................................................................................................303

Examples Using Specific catch Clauses ......................................................................304

The catch Clauses Section...........................................................................................305

The finally Block ..........................................................................................................306

Finding a Handler for an Exception..............................................................................307

Searching Further........................................................................................................308

General Algorithm...............................................................................................................................309

Example of Searching Down the Call Stack .......................................................................................310

Throwing Exceptions ...................................................................................................313

Throwing Without an Exception Object........................................................................314

 Chapter 12: Structs ..........................................................................................317

What Are Structs?........................................................................................................318

Structs Are Value Types...............................................................................................319

 CONTENTS

Assigning to a Struct ...................................................................................................320

Constructors and Destructors......................................................................................321

Instance Constructors.........................................................................................................................321

Static Constructors.............................................................................................................................323

Summary of Constructors and Destructors ........................................................................................323

Field Initializers Are Not Allowed.................................................................................324

Structs Are Sealed.......................................................................................................324

Boxing and Unboxing...................................................................................................324

Structs As Return Values and Parameters...................................................................325

Additional Information About Structs...........................................................................325

 Chapter 13: Enumerations ...............................................................................327

Enumerations...............................................................................................................328

Setting the Underlying Type and Explicit Values ................................................................................330

Implicit Member Numbering...............................................................................................................331

Bit Flags.......................................................................................................................332

The Flags Attribute .............................................................................................................................335

Example Using Bit Flags .....................................................................................................................337

More About Enums ......................................................................................................339

 Chapter 14: Arrays...........................................................................................341

Arrays ..........................................................................................................................342

Definitions ..........................................................................................................................................342

Important Details ................................................................................................................................342

Types of Arrays............................................................................................................343

An Array As an Object..................................................................................................344

One-Dimensional and Rectangular Arrays...................................................................345

Declaring a One-Dimensional Array or a Rectangular Array ..............................................................345

Instantiating a One-Dimensional or Rectangular Array ...............................................346

Accessing Array Elements ...........................................................................................347

 CONTENTS

xvi

Initializing an Array......................................................................................................348

Explicit Initialization of One-Dimensional Arrays................................................................................348

Explicit Initialization of Rectangular Arrays........................................................................................349

Syntax Points for Initializing Rectangular Arrays................................................................................349

Shortcut Syntax ..................................................................................................................................350

Implicitly Typed Arrays .......................................................................................................................351

Putting It All Together.........................................................................................................................352

Jagged Arrays..............................................................................................................353

Declaring a Jagged Array ...................................................................................................................354

Shortcut Instantiation .........................................................................................................................354

Instantiating a Jagged Array ..............................................................................................................355

Subarrays in Jagged Arrays ...............................................................................................................356

Comparing Rectangular and Jagged Arrays ................................................................357

The foreach Statement ................................................................................................358

The Iteration Variable Is Read-Only ....................................................................................................360

The foreach Statement with Multidimensional Arrays .......................................................................361

Array Covariance .........................................................................................................363

Useful Inherited Array Members..................................................................................364

The Clone Method...............................................................................................................................366

Comparing Array Types ...............................................................................................368

 Chapter 15: Delegates......................................................................................369

What Is a Delegate?.....................................................................................................370

Declaring the Delegate Type........................................................................................372

Creating the Delegate Object.......................................................................................373

Assigning Delegates ....................................................................................................375

Combining Delegates...................................................................................................376

Adding Methods to Delegates......................................................................................377

Removing Methods from a Delegate ...........................................................................378

Invoking a Delegate .....................................................................................................379

 CONTENTS

xvii

Delegate Example........................................................................................................380

Invoking Delegates with Return Values .......................................................................381

Invoking Delegates with Reference Parameters..........................................................382

Anonymous Methods ...................................................................................................383

Using Anonymous Methods ................................................................................................................383

Syntax of Anonymous Methods ..........................................................................................................384

Scope of Variables and Parameters ...................................................................................................386

Lambda Expressions....................................................................................................388

 Chapter 16: Events...........................................................................................391

Events Are Like Delegates ...........................................................................................392

An Event Has a Private Delegate ........................................................................................................393

Overview of Source Code Components........................................................................394

Declaring an Event.......................................................................................................395

An Event Is a Member.........................................................................................................................396

The Delegate Type and EventHandler.................................................................................................396

Raising an Event ..........................................................................................................397

Subscribing to an Event...............................................................................................398

Removing Event Handlers...................................................................................................................400

Standard Event Usage .................................................................................................401

Using the EventArgs Class..................................................................................................................401

Passing Data by Extending EventArgs................................................................................................402

Using the Custom Delegate ................................................................................................................403

The MyTimerClass Code ..............................................................................................406

Event Accessors ..........................................................................................................408

 Chapter 17: Interfaces .....................................................................................409

What Is an Interface?...................................................................................................410

Example Using the IComparable Interface .........................................................................................411

Declaring an Interface .................................................................................................414

 CONTENTS

xviii

Implementing an Interface...........................................................................................416

Example with a Simple Interface........................................................................................................417

An Interface Is a Reference Type.................................................................................418

Using the as Operator with Interfaces .........................................................................420

Implementing Multiple Interfaces................................................................................421

Implementing Interfaces with Duplicate Members......................................................422

References to Multiple Interfaces................................................................................424

An Inherited Member As an Implementation ...............................................................426

Explicit Interface Member Implementations................................................................427

Accessing Explicit Interface Member Implementations .....................................................................430

Interfaces Can Inherit Interfaces .................................................................................431

Example of Different Classes Implementing an Interface ..................................................................432

 Chapter 18: Conversions ..................................................................................435

What Are Conversions?................................................................................................436

Implicit Conversions ....................................................................................................437

Explicit Conversions and Casting.................................................................................438

Casting................................................................................................................................................439

Types of Conversions...................................................................................................440

Numeric Conversions...................................................................................................440

Implicit Numeric Conversions.............................................................................................................441

Overflow Checking Context ................................................................................................................442

Explicit Numeric Conversions.............................................................................................................444

Reference Conversions................................................................................................448

Implicit Reference Conversions..........................................................................................................449

Explicit Reference Conversions ..........................................................................................................451

Valid Explicit Reference Conversions .................................................................................................452

Boxing Conversions .....................................................................................................454

Boxing Creates a Copy.................................................................................................455

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《图解C#2010》——可视化学习编程基础

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