C# 0 The Complete Reference

K

K

KeepAlive( ),  658

Key, definition of, 753

Key property, 369–370, 561, 755, 778, 

788, 791, 810

KeyChar property, 369–370

KeyComparer property, 763

KeysByTypeCollection class, 779

Keys property, 754, 762. 764, 765, 777, 

788, 790, 793

Keys property, 777

KeyValuePair structure, 

778, 788, 791, 792

Keywords, C#, 32, 33

Kill( ),  748

L

L

Label, 105

Lambda expressions, 7, 399, 408–409, 

403–419

as event handlers, 429–430, 

433–435

expression, 414–416

and expression trees, 581–582

and LINQ, 546

and query methods to create 

queries, 575–577

statement, 414, 416–419

Last property, 784

Last( ) extension method, 578–579

LastIndexOf( ), 157, 562, 645, 646, 

673, 676–677, 757, 780

LastIndexOf( ), 645, 646

LastIndexOfAny( ),  673

LastModified property, 835, 838

Left property, 855

Length property

of arrays, 148–151, 256–258, 642

of BitArray, 773

of Stream, 365

of String, 157, 665

let clause, 565–566

Library, .NET Framework class, 8, 20, 

34, 38, 437, 613, 615

#line directive, 451, 457

LinkedList class, 774, 779, 

783–787

methods, table of a sampling of, 

784–785

LinkedListNode class, 783

LINQ (language-integrated query), 

7, 545–584

and ADO.NET Datasets, 546

and anonymous types, 546, 569

and extension methods, 211, 

546, 583

fundamentals, 546–551

and implicitly typed arrays, 

151, 152

and implicitly typed variables, 

52, 547, 571

and lambda expressions, 546

and object initializers, 199, 

200, 261

and SQL, 545, 546, 581

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I n d e x

879

and XML files, 545, 546

See also 

Query

List property, 783

List class, 774, 779–783

methods, table of a sampling of, 

780–781

ListDictionary class, 774

Literals, 35, 46–49

Little-endian format, 654

LoadFrom( ),  476

LocalPath property, 833–834

Location property, 852

lock, 605–606, 718–723, 728, 729, 

730, 745

Log( ),  619

Log10( ),  619

Logical operators, 67–71

and nullable objects, 602–603

overloading the, 229–235

long value type, 36, 37, 396, 623

literal, 46

LongLength property, 642

Loops

break to exit, using, 102–104

do-while, 85, 101–102, 105

for. 

See

 for loop

foreach. 

See

 foreach loop

infinite, 98

while, 85, 99–101, 105

Low surrogate, 635