多线程并行搜索文件

usingSystem;

02	usingSystem.IO;

03	usingSystem.Linq;

04	usingSystem.Threading.Tasks;

05

06	classProgram

07

{

08	staticvoidMain()

09

{

10	// Return a value type with a lambda expression

11	Task<int> task1 = Task<int>.Factory.StartNew(() => 1);

12	inti = task1.Result;

13

14	// Return a named reference type with a multi-line statement lambda.

15	Task task2 = Task.Factory.StartNew(() =>

16

{

17	strings =".NET";

18	doubled = 4.0;

19	returnnewTest { Name = s, Number = d };

20

});

21	Test test = task2.Result;

22

23	// Return an array produced by a PLINQ query

24	Task<string[]> task3 = Task<string[]>.Factory.StartNew(() =>

25

{

26	stringpath =@"C:\users\public\pictures\";

27	string[] files = Directory.GetFiles(path);

28

29	var result = (from fileinfiles.AsParallel()

30	let info =newFileInfo(file)

31	where info.Extension ==".jpg"

32	select file).ToArray();

33

34	returnresult;

35

});

36

37	foreach(var nameintask3.Result)

38	Console.WriteLine(name);

39

40

}

41

classTest

42

{

43	publicstringName {get;set; }

44	publicdoubleNumber {get;set; }

45

46

}

47

}