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Essential C# 3.0 is an extremely well-written and well-organized “no-fluff” guide to C# 3.0, which will appeal to programmers at all levels of experience with C#. This fully updated edition dives deep into the new features that are revolutionizing programming, with brand new chapters covering query expressions, lambda expressions, extension methods, collection interface extensions, standard query operators, and LINQ as a whole.
Author Mark Michaelis covers the C# language in depth, and each importantconstruct is illustrated with succinct, relevant code examples. (Complete code examples are available online.) Graphical “mind maps” at the beginning of each chapter show what material is covered and how each topic relates to the whole. Topics intended for beginners and advanced readers are clearly marked.
Following an introduction to C#, readers learn about
Whether you are just starting out as a programmer, are an experienced developer looking to learn C#, or are a seasoned C# programmer interested in learning the new features of C# 3.0, Essential C# 3.0 gives you just what you need to quickly get up and running writing C# applications.
Using the C# system.io Namespace
Visit the author's website by going to mark.michaelis.net/EssentialCSharp.
Delegates and Lambda Expressions in C# 3.0
Figures xxiii
Tables xxv
Foreword xxvii
Preface xxxi
Acknowledgments xliii
About the Author xlv
Chapter 1: Introducing C# 1
Hello, World 2
Working with Variables 12
Comments 19
Chapter 2: Data Types 31
Fundamental Numeric Types 32
More Fundamental Types 40
null and void 51
Categories of Types 55
Nullable Modifier 57
Conversions between Data Types 58
Arrays 65
Chapter 3: Operators and Control Flow 83
Operators 84
Introducing Flow Control 98
Code Blocks ({}) 105
Scope 107
Boolean Expressions 108
Bitwise Operators (<<, >>, |, &, ^, ~) 114
Control Flow Statements, Continued 119
Jump Statements 130
C# Preprocessor Directives 136
Chapter 4: Methods and Parameters 147
Calling a Method 148
Declaring a Method 155
The using Directive 160
Returns and Parameters on Main() 164
Parameters 167
Recursion 174
Method Overloading 177
Basic Error Handling with Exceptions 180
Chapter 5: Classes 195
Defining and Instantiating a Class 199
Instance Fields 203
Instance Methods 205
Using the this Keyword 206
Access Modifiers 213
Properties 215
Constructors 229
Static 239
Extension Methods 249
Encapsulating the Data 250
Nested Classes 252
Partial Classes 254
Chapter 6: Inheritance 261
Derivation 262
Overriding the Base Class 272
Abstract Classes 284
Everything Ultimately Derives from System.Object 290
Verifying the Underlying Type with the is Operator 292
Conversion Using the as Operator 293
Chapter 7: Interfaces 295
Introducing Interfaces 296
Polymorphism through Interfaces 297
Interface Implementation 302
Casting between the Implementing Class and Its Interfaces 307
Interface Inheritance 308
Multiple Interface Inheritance 310
Extension Methods on Interfaces 311
Implementing Multiple Inheritance via Interfaces 313
Versioning 315
Interfaces Compared with Classes 317