C# in Depth

374INDEXCOM 211See also Component Object Model (COM)COM3 19Combine 38, 138command line 196commas, separating type parameters 68comments 158Common Language Infrastructureannotated standard 103designers 103specification 77, 120Common Language Infrastructure (CLI) 19, 25Common Language Runtime (CLR)anonymous types 226aspects of generics 85described 25fixed buffer allocation 199generics 88lack of change for .NET 3.5 207modifications for boxing of Nullable 118multi-language support 354nullable types 128type safety 45version numbers 26community 184, 213, 272influence on nullable type behavior 118Community Technology Preview (CTP)Parallel Extensions 349compact code 146, 232, 253compactness 146Compare 133Comparer 83Comparer.Default 134CompareTo 82Comparison 9, 138, 148, 236, 356comparisons 239in generics 82using the null coalescing operator 133with null, unintended 126compatibilityinferred type parameters 249, 253of delegate signatures 55compatible declarations for partial types 185competition between technologies 22compilation errors 288, 294Compile method of LambdaExpression 241, 362compiled code 211compiler 25application of Attribute suffix 201applying complex transformations 181captured variable implementation 158checking delegate return value types 147checking value type mutation 116choices in overloading 251code validation 111combining files for partial types 185creating extra classes for captured variables 155creating state machine for iterators 166creation of expression trees 244generating anonymous methods 146giving information with casts 53, 64handling of null 122handling of query expressions 276implementation-specific features 197inferring array types 223inferring delegate types 139inferring local variable types 57, 211knowledge of framework 350knowledge of static classes 191lambda expression expansion 237logic for type inference 80, 248preventing assignment of null to normal valuetypes 113preventing definitely invalid casts 45quirks in iterator blocks 172removing degenerate query expressions 292responsibility for language improvements54, 208timing of lambda expression body checking 251transforming delegate shorthand 39translations of query expressions 284warnings 197compile-timechecking 65, 244, 325, 350knowledge of variable type 44lack of type safety with weakly typedcollections 46overloading 83safety 245type 211–212, 223complete programs 28complex numbers 107complexity 145, 159, 184, 244, 314, 348in appropriate place 174of language 48Component Object Model (COM) 47computer science 231Concat. See Standard Query Operators, Concatconcatenation. See Standard Query Operators,concatenationconcepts in C++ templates 108conceptual model 348concurrency 324, 357Concurrency and Coordination Runtime(CCR) 178, 358conditional logical operators 127conditional operator 121, 129configuration files 187conflicts 324Licensed to Rhona Hadida