![]() CATEGORIES: BiologyChemistryConstructionCultureEcologyEconomyElectronicsFinanceGeographyHistoryInformaticsLawMathematicsMechanicsMedicineOtherPedagogyPhilosophyPhysicsPolicyPsychologySociologySportTourism |
Chapter 4 Type Fundamentals 91All Types Are Derived from System.Object............................................ 91 Casting Between Types.................................................................................. 93 Casting with the C# is and as Operators........................................ 95 Namespaces and Assemblies...................................................................... 97 How Things Relate at Run Time................................................................. 101
Chapter 5 Primitive, Reference, and Value Types 111 Programming Language Primitive Types................................................ 111 Checked and Unchecked Primitive Type Operations.................. 115 Reference Types and Value Types............................................................ 118 Boxing and Unboxing Value Types........................................................... 124 Changing Fields in a Boxed Value Type by Using Interfaces (and Why You Shouldn’t Do This).................................................... 136 Object Equality and Identity.............................................................. 139 Object Hash Codes....................................................................................... 142 The dynamic Primitive Type....................................................................... 144 Chapter 6 Type and Member Basics 151 The Different Kinds of Type Members...................................................... 151 Type Visibility................................................................................................. 154 Friend Assemblies.............................................................................. 154 Member Accessibility.................................................................................... 156 Static Classes................................................................................................. 158 Partial Classes, Structures, and Interfaces............................................... 159 Components, Polymorphism, and Versioning........................................ 160 How the CLR Calls Virtual Methods, Properties, and Events........ 162 Using Type Visibility and Member Accessibility Intelligently...... 166 Dealing with Virtual Methods When Versioning Types................ 169 Chapter 7 Constants and Fields 175 Constants........................................................................................................ 175 Fields............................................................................................................... 177 Chapter 8 Methods 181 Instance Constructors and Classes (Reference Types)......................... 181 Instance Constructors and Structures (Value Types).............................. 184 Type Constructors......................................................................................... 187 Contents ix
Operator Overload Methods...................................................................... 191 Operators and Programming Language Interoperability............ 193 Conversion Operator Methods.................................................................... 195 Extension Methods........................................................................................ 198 Rules and Guidelines......................................................................... 200 Extending Various Types with Extension Methods....................... 201 The Extension Attribute...................................................................... 203 Partial Methods.............................................................................................. 204 Rules and Guidelines......................................................................... 207 Chapter 9 Parameters 209 Optional and Named Parameters.............................................................. 209 Rules and Guidelines......................................................................... 210 The DefaultParameterValue and Optional Attributes......... 212 Implicitly Typed Local Variables................................................................. 212 Passing Parameters by Reference to a Method...................................... 214 Passing a Variable Number of Arguments to a Method........................ 220 Parameter and Return Type Guidelines.................................................... 223 Const-ness..................................................................................................... 224 Chapter 10 Properties 227 Parameterless Properties............................................................................ 227 Automatically Implemented Properties.......................................... 231 Defining Properties Intelligently....................................................... 232 Object and Collection Initializers..................................................... 235 Anonymous Types.............................................................................. 237 The System.Tuple Type.................................................................. 240 Parameterful Properties............................................................................... 242 The Performance of Calling Property Accessor Methods..................... 247 Property Accessor Accessibility.................................................................. 248 Generic Property Accessor Methods......................................................... 248 X Contents
Date: 2016-03-03; view: 849
|