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1、VisualC#2005程序设计基础教程ch09Inthispaper,bywtgl988718contributionPowerpointdocumentsmaybeapoorexperienceattheWAPend・ItisrecommendedthatyouchooseTXT,ordownloadthesourcefiletothenativeview.C#programmingtutorialdesigntutorialAutoCADcomputeraideddesignTsinghuauniversitypressChapter9
2、:genericprogrammingThemainpointsofthischapter:Genericsaregenerics,generics,generics,andgenericsC#programmingtutorialdesigntutorialAutoCADcomputeraideddesignTsinghuauniversitypressGenericoverview9.1.1genericsintroducedDeveloperstowriteprograms,oftenmeetwiththefunctionofthetw
3、omodulesareverysimilar,justdealwithdifferentdatatypes,suchasoneisdealingwithanintdata,anotheristoprocessthestringdata,orothercustomdatatypes,forthiskindofcircumstance,canwriteseveralsimilarmethodstodealwitheachnumbetrespectivelyAccordingtothetype,justmethodindifferentparame
4、tertypes;Inc#,youcanalsodefinethetypeofdatathatisstoredasObjecttype,sothatyoucanimplementtheaboverequirementsbyboxingandunpacking.C#alsoprovidesamoreappropriategenericmechanismtoaddressthisproblem・C#programmingtutorialdesigntutorialAutoCADcomputeraideddesignTsinghuauniversi
5、typressGenericoverview9.1.1whatisgenericsTypesecurityclassescanbedefinedbygenericswithoutcompromisingtypesecurity,performance,orproductivity・Thedeveloperonlyhastoimplementtheserverasagenericserveratonce,andcanuseanytypeofsoundanduseit.Todothis,youneedtousethe〃〈“andparenthes
6、estoenclosethegeneraltypeparameters・Thegenericformatisasfollows:PublicclassStack{privateT[]PublicTPop(){・・・}publicvoidPush(Titem){•・・(intI){this・data二newT[I]}}C#programmingtutorialdesigntutorialAutoCADcomputeraideddesignTsinghuauniversitypressGenericoverview9.1.2whatisge
7、nericsGenericclassesareinthesameformatasthegenericclasses,justintroducinggenericdatatypeTthatcanbeappliedtoanydatatypeandtypesafe・Thegenericclass，sinvocationmethodisasfollows://instantiatetheclassobjectStacka二newStack(100)oftheinttypedata.Amypolumboush(10);//thisrowisnotcom
8、piledbecauseclassareceivesonlyinttypedataa.Push(“8888“);//notypeconversionofintx=a
