emptymessagebox

Symbols#endregionkeyword,23#regionkeyword,23%operator,255&&symbol,55.
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(ellipsisbutton),237|(BooleanOR)operator,322||symbol,55}(closingbrace),36+sign,65,124+=operator,62(anglebrackets),297),297AnnualBoldedDatesproperty,MonthCalendarcontrol,199app.
configfile,370Applicationclass,213arrays,68–70askeyword,133–135assemblies,32AssemblyInfo.
csfile,32attributes,339AutoSizeproperty,8BBackbutton,28BackColorproperty,174,199,275backgroundcolor,270backslash(\),326BeginEdit()method,383BindingContextChangedevent,216BindingSourcecontrol,392blocks,35–37BlogPoststable,378BoldedDatesproperty,MonthCalendarcontrol,199,202Bookmarkssubmenu,ofEditmenu,168–170booldatatype,66BooleanOR(|)operator,322Booleanproperties,256Booleanvalues,66Booleanvariable,77braces,35Browserwindow,13browsers.
Seewebbrowser,writingownbubblingexceptions,146Buttoncontrol,155,175//button1,285buttons,inWindowsapplications,175–178buttonsparameter,MessageBoxButtons,224CC#Express,78,285IDE,3,10–13workingwitheditors,13–16writingownwebbrowser,23–28whatitis,3C#keywords,71calcobject,96Calculatebutton,92,96Calculatorclass,94–95,97Index449CancelButtonproperty,228CancelEdit()method,383CancelEventArgsobject,186capitalletters,125casestatements,76cast,117castingtypescheckingobjecttypes,136askeyword,133–135nullkeyword,133–135overview,128–132referencetypesandvaluetypes,132–133CausesValidationproperty,TextBox,180changesListlistbox,323tags,345charkeyword,66charactersandtext,66–68checkboxes,inWindowsapplications,193–199Checkedproperty,194,197CheckedChangedevent,194CheckedChangedproperty,197CheckedIndicesproperty,251CheckedItemsproperty,251CheckedListBoxcontrol,235,250–251CheckOnClickproperty,251childwindow,276ChildFormobject,276ChildNodescollection,340,342ChildNodesproperty,XmlDocument,342chooseButtonbutton,323classmembers,109classmethods,100ClassViewwindow,12classes,17,35,43abstract,119–122creating,43–46,84–87overview,84partial,126–128usingconstructorsanddestructors,87–91CleanUpmethod,91Clear()method,298Clickevent,175Clickeventcode,184Clickeventhandler,177,258Clickproperty,286clickedButton,178Close()method,208,361Closeicon,214CloseWindowbutton,213closingbrace(}),36CodeDefinitionViewwindow,12codesnippets,16,20,159–161codingwithintent,41Collection.
Collections,ListBox,238colon(:),115Colorproperty,231Colorsmenu,270ColumnProperties,376ComboBoxcontrol,251–252CommentSelectionitem,167CompareEmployees()function,307CompareTo()function,307concatenatingtext,65conditionaloperators,71conditionalstatements,51–55ConnectToSpeaker()method,109consoleapplication,17,38,42,79,345Consoleclass,19,23,46Consoleobject,91consolewindow,18ConsoleApplication1namespace,18constructors,47,87–91Contains()method,68,298,314ContainsKey()method,261,310,314–315ContainsValue()method,310contextmenucontrol,278–279ContextMenuStripcontrol,264,278controlstructures,51ControlBoxproperty,214controls,aligning,154–156Copy()method,326Create()method,336,354,359,363CreateDirectory()method,326Current.
Valueproperty,XPathNodeIterator,351Customertags,360Ddataadapters,372,379DataSourceConfigurationWizard,366,374DataAdapterclass,372,381DatabaseExplorer,375databaseprogrammingdatabindingoverview,391–396databasecreationtools,374–379overview,365toolsoverview,366–374writingdatabasecode,379–391DatabaseStuffclass,110DataGridViewcontrol,154,372,374DataMemberproperty,392DataSetcontainer,370DataSourceproperty,392DataTableobject,372datepickers,inWindowsapplications,199–202DateChangedevent,MonthCalendarcontrol,200DateRangeEventArgsobject,MonthCalendarcontrol,201–202DateSelectedevent,MonthCalendarcontrol,200INDEX450DateTimevariable,78DateTimePickercontrol,199–200,396Deactivateevent,216decimalvariables,65Decrypt()method,326delegateclass,EventHandlertype,287delegateproperties,173delegatesoverview,287–294Delete()method,383Departmentproperty,302Depth32Bit,256dequeuing,316Describe()function,121Descriptionelement,351destructors,87–91DialogResultproperty,226,242dialogscommon,230–233creatingowndialogbox,226–230overview,223usingsimplemessagebox,223–225dictionaries,309–316Dictionarycollection,System.
Genericsnamespace,297Directorclass,129–131Directoryclass,325–328DirectoryInfoclass,325Dividebutton,WindowsGUI,140divisorBox,63DockinParentContainer,373Dockproperty,8dockedwindow,10docking,11DocumentOutlinewindow,13DoSomething()method,132,134Doubleclass,95doubleparameters,94doublevariables,65,140Draw()method,119Drive()method,114DriveOffRoad()method,116drop-downbutton,177DropDownstyle,252DropDownButton,toolstrip,281DropDownOpenedevent,277DropDownOpeningevent,277DropDownStyleproperty,251droppingcontrols,154EEditColors,270EditmenuAdvancedsubmenu,162–168Bookmarkssubmenu,168–170overview,161–162editorwindow,14editors,workingwith,13–16elements,339ellipsisbutton(.
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),237Employeeclass,130–131,288–290,292,298EmployeeShowDetails()method,132EmployeeAddresstables,379EmployeeDataTable()method,380EmployeeIDproperty,381EmployeeNameproperty,302_employeeNumberproperty,302EmployeeRowobject,383employeesobject,383employeeTableAdapter,374emptyentries,106Enabledproperties,ToolTipcontrol,190EnableRaisingEventsproperty,321,323EnableVisualStyles()method,Applicationclass,206enclosingsnippets,22Encrypt()method,326EndEdit()method,383EndsWith()method,68endTimevariable,DateTime,78e.
Node,261enqueuing,316Enterevent,TextBox,179Equals()method,73,314ErrorListwindow,12ErrorProvidercontrol,.
NET,191escapecharacter,67Evaluate()method,349Evennode,258EvenNumbersnode,259eventhandlers,173EventArgsparameter,178EventHandlertype,287events,27,172hookingbyhand,283–286inWindowsapplications,174–175Exceptionclass,147exceptionshandlingbubblingexceptions,146overview,143–145throwingexceptions,146–148overview,139–143ExecuteQuerybutton,388Exists()method,304,326Ffactorymethod,354fields,100FileandDirectoryclasses,325–328Fileclass,325,331filestreams,330–335FileInfoclass,325–326INDEX451Finditfasterathttp://superindex.
apress.
com/FileMode.
Appendvalue,FileModeenumeration,330FileMode.
Createvalue,FileModeenumeration,330FileMode.
CreateNewvalue,FileModeenumeration,330FileMode.
Openvalue,FileModeenumeration,330FileMode.
OpenOrCreatevalue,FileModeenumeration,330FileMode.
Truncatevalue,FileModeenumeration,330FileNameproperty,231File.
ReadAllLines()method,327,331,333filesFileandDirectoryclasses,325–328FileSystemWatcherclass,320–325overview,320FileSystemWatcherclass,320–325Fill()method,372,381Filterproperty,231,321Find()method,258,261,300–306FindResultswindow,13FindAll()method,306FindAnEmployee()method,303FindEmployeeByNamePredicate()method,301FindStaffInDepartment()method,303FinishUpmethod,91FireEmployee()method,HRActionDelegatedelegate,291FirstDayOfWeekproperty,MonthCalendarcontrol,199floatingpoint,60Flush()method,332,361FolderBrowserDialog,FileSystemWatcher,322folderDialogfolderbrowser,323folderLabellabel,323Fontproperty,174,231forcommand,20,37,80forloops,79–81Foroption,IntelliSense,160foreachcommand,70foreachloop,70,325ForeColorproperty,174,199_forenamemember,106Formclass,208FormatDocumentitem,164Formatoptions,164FormatSelectionitem,164FormatException,142,145Formattingdialogbox,394FormBorderStyleproperty,214FormClosedevent,216FormClosingevent,216FormClosingeventhandler,224FormClosingEventArgsobject,218forms,5,215–218Forms.
csfile,32Forwardbutton,28fredobject,Employeeclass,292fullcolon(:),115FullNameproperty,101,104functions,35–38,40–42GGameGraphicsubclasses,119garbagecollector,.
NET's,91GenerateMemberproperty,174genericpredicate,301genericscreatingown,317dictionaries,309–316ListsandSortedListsFind()methods,300–306findingitemsinlist,298–300overview,297–298sortinglists,306–308overview,296–297StacksandQueues,316getmethod,105GetChanges()method,384GetData()method,372,381GetDirectories()method,325GetFiles()method,325–326GetHashCode()method,System.
Object,314GetResponseStream()method,337GetType()method,136graphicalquerybuilder,388Hhash,309Hello,Worldexample,4–9HelloFuncevent,HelloFunctionDelegatedelegate,288HelloFunctionDelegatedelegate,Form1class,288HireEmployee()method,HRActionDelegatedelegate,290HRActionDelegatedelegate,289Iiintegervariable,80ivariable,IntelliSense,161IDE(integrateddevelopmentenvironment),3,5,10–13workingwitheditors,13–16writingownwebbrowser,23–29ifstatements,55,71–74Imageproperties,269ImageAlignproperty,270ImageListcontrol,256ImageListproperty,Propertieswindow,258images,addingtomenus,269–274INDEX452ImagesCollectionEditordialog,256ImageScalingproperty,271ImageScalingSizeproperties,271ImageTransparentColorproperty,270,273immutablestrings,183ImplementICarStubsImplicitly,124IncrementalSearchitem,166indexvariable,81IndexOf()functions,68inheritance,46abstractmethodsandclasses,119–122interfaces,122–126overview,113–117partialclasses,126–128virtualmethods,117–119InitializeComponent()method,153InnerExceptionproperty,WindowsGUI,142InnerTextproperty,346inputBoxcontrol,TextBox,180Insert()method,248Insert.
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()methods,XmlDocumentobject,359InsertSnippet,20,160instance,84instancemembers,109integersoperators,61–65overview,60types,60–61integraltypestable,60IntegralHeightproperty,238integrateddevelopmentenvironment.
SeeIDEIntelliSense,16–22automaticallyfixingnamespaceproblems,158–159overview,158usingcodesnippets,159–161IntelliSenseoption,160IntelliSensepop-up,97interfacetype,122interfaces,122–126IsMDIContainerproperty,275IsMdiContainerproperty,Propertieswindow,219itemelements,355itemnode,353tags,345Itemsproperty,237,247,250Items.
Countproperty,239iterations,80KKeyparameter,258keyboardcursorkeys,179KeyNotFoundExceptionexception,314keys,309keywords,107LLabelcontrol,6Layoutevent,216LayoutMdi()method,Formsclass,222Leaveevent,TextBox,179Lengthproperty,69lengthvariable,IntelliSense,161Linesproperty,180,184LinkedListcollection,System.
Genericsnamespace,297Listcollection,System.
Genericsnamespace,297listcontrols,235ListBoxcontrol,235–250ListBox.
Itemscollection,296ListDetails,170listsCheckedListBoxcontrol,250–251ComboBoxcontrol,251–252Find()methods,300–306findingitemsinlist,298–300ListBoxcontrol,235–250overview,235,297–298sorting,306–308TreeViewcontrolchangingvisualappearanceoftree,256–260overview,253–255respondingtoselectionsandfindingnodes,260–261literaltext,45Loadevent,216–217LoadXml()method,XmlDocumentobject,342LocationChangedevent,216Location.
Xproperty,174Location.
Yproperty,174loginAttempts,62LoginIDproperty,381LogInUser()method,147loopingkeywords,55loops,21forloops,79–81overview,76whileloops,76–79LostFocusevent,172MMain()function,58–59,67,98,115,136,299,313Main()function,.
NETFramework,158Main()method,18,36,38,88,160,205,292,333,382Maskproperty,MaskedTextBox,188MaskedTextBoxcontrol,188–189MaskInputRejectedeventhandler,189INDEX453Finditfasterathttp://superindex.
apress.
com/MaxDateproperty,MonthCalendarcontrol,199MaximizeBoxproperty,214MaximumSizeproperty,214MDI(MultipleDocumentInterface),219–222MDIapplication,menusin,274–278MdiChildrenform,277MdiParentform,277MdiParentproperty,MDI,221members.
Seepropertiesandmembersmenucontrols,265menusaddingimagesandshortcutsto,269–274building,265–269contextmenucontrol,278–279inMDIapplication,274–278overview,264–265MenuStripcontrol,264,271messageloop,171Messageproperty,142,147MessageBox,74MessageBoxButtons,224metadata,136methodsabstract,119–122overview,91–97polymorphism,97–99virtual,117–119Microserfs,83MicrosoftIntermediateLanguage(MSIL),208MicrosoftWordOptionsdialog,226MinDateproperty,MonthCalendarcontrol,199MinimizeBoxproperty,214MinimumSizeproperty,214modulus,62MonthCalendarcontrol,199,201MouseCaptureChangedevent,216MouseEnterevent,176Move()method,326Moveevent,216MoveNext()method,351MoveToAttribute()method,XmlReaderclass,354MoveToContent()method,XmlReaderclass,354–355MovieCollectionStarterKit,162MSIL(MicrosoftIntermediateLanguage),208multicastevent,294Multilineproperty,TextBox,180,183MultipleDocumentInterface(MDI),219–222MyApplication.
BusinessyStuffnamespace,35MyApplication.
UserInterfacenamespace,35myArraystringarray,296NNameproperties,27,201,238Nameproperty,174,185,217,324,341namesarray,70Namesobjects,98namespaces,17,22,35,109,158–159Navigatemethod,27.
NET2.
0developmenttools,3.
NETclasslibrary,125,133,139networkstreams,336–338NetworkStreamnamespace,336newCalculator()method,95NewHorizontalTabGroup,15NewVerticalTabGroup,15NewEmployee()methods,Employeeclass,293NewEmployeeRow()method,386newWindowobject,211newWindowvariable,212Nobutton,103NodeMouseClickevent,260Nodescollections,258Nodes.
NodeCountproperty,261NotifyFilterproperty,321–322NotifyFilters.
Attributes,NotifyFilterenumeration,321NotifyFilters.
CreationTime,NotifyFilterenumeration,321NotifyFilters.
DirectoryName,NotifyFilterenumeration,321NotifyFilters.
FileName,NotifyFilterenumeration,321NotifyFilters.
LastAccess,NotifyFilterenumeration,321NotifyFilters.
LastWrite,NotifyFilterenumeration,321NotifyFilters.
Security,NotifyFilterenumeration,321NotifyFilters.
Size,NotifyFilterenumeration,321nullkeyword,133–135numberdatatypes,95numbers,60–66OObjectBrowserwindow,13objectvariable,133Object.
ToString()method,311OffRoaderclass,115okButton,185okButton_Click()function,54Opacityproperty,214–215Opendialog,230OpenFileslist,14OpenWindowbutton,211OpenFileDialog,231INDEX454OpenFormsarrayproperty,Applicationclass,213operators,61–65optiondialogboxes,MicrosoftWord,193Outputwindow,12overridekeyword,121overrideskeyword,117overridingmethods,50PPaintevent,216parameterizedtypes,296parameters,121Parse()method,63,95,186partialclasses,33,126–128PasswordCharproperty,TextBox,180peeking,316Petzold,Charles,3pointer,133polymorphism,46,97–99popping,316predicate,298PrintSomethingClassclass,317privatevariable,109ProcessItem()method,357Productclass,311element,339ProductKeyobject,309element,339ProductNumberclass,311,314Programclass,43,129,205–206,291Program.
cs,32,100,379properties,inWindowsapplications,174–175propertiesandmembersgettersandsetters,102–107overview,99–102Propertieslist,6Propertieswindow,12,53,151,172,175,190,237,266,324propertysmarttags,154publickeyword,87publicmethods,126publicoverride,118pushing,316QQueryBuilderbutton,388QueryConfigurationWizard,389Queuecollection,System.
Genericsnamespace,297Rradiobuttons,inWindowsapplications,193–199RadioButton,MicrosoftWord,193Read()method,331,335,353ReadAll.
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()method,329ReadAllLines()method,326ReadBlock()method,332ReadByte()method,335ReadContentAs.
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()method,XmlReaderclass,353ReadElementContentAs()method,XmlReaderclass,353ReadElementContentAsInt()method,357ReadElementContentAsString()method,357ReadElementString()method,XmlReaderclass,353ReadEndElement()method,XmlReaderclass,354Readerclass,329readingXMLfiles,353–358ReadLine()method,18,41,46,331,334ReadStartElement()method,353–354ReadSubTree()method,354ReadSubtree()method,356ReadToDescendent()method,XmlReaderclass,354ReadToFollowing()method,XmlReaderclass,354,356–357ReadToNextSibling()method,XmlReaderclass,354recursion,342refactoring,3,39,41referencetypes,132–133references,IntelliSense,161Remove()method,240,247,298RemoveAll()method,298RemoveAt()method,240repeat.
untilloop,77replacements,21Resolvemenu,.
NETFramework,159Resources.
resxfile,32resultvariable,96RetireEmployee()methods,Employeeclass,293returnkeyword,94returnstatement,73Row()method,386Rowscollection,381,383RowStateproperty,383Run()method,Applicationclass,204,206runtime,45SSave()method,childwindow,276Savemenu,274SaveFileDialog,231SayHello()method,98scope,87INDEX455Finditfasterathttp://superindex.
apress.
com/scopingoverview,107–108private,108–109public,108static,109–110sealedclass,122searchingXMLdocuments,345–352SecondWindowclass,211Seek()method,335Select()method,XPathNavigator,351SelectedIndexproperty,246SelectedIndexes.
Count,250SelectedItemproperty,246SelectedItems.
Count,250SelectedTextproperty,TextBox,180SelectionLengthproperty,TextBox,180–181SelectionModeproperty,250SelectionRange.
Endproperty,MonthCalendarcontrol,199SelectionRange.
Startproperty,MonthCalendarcontrol,199SelectionStartproperty,TextBox,180SelectNodes()method,346semicolon(:),20,37senderobject,173senderparameter,177–178separators,268ServerExplorerwindow,13SetPrimaryKeyicon,377SetError()method,192SetName()method,101,104SetStation()method,108SetupTheCatalog()method,312ShortcutKeysproperty,273shortcuts,269–274Show()method,208,224Show()method,MessageBoxclass,64,97,196,223,225ShowAllFilesbutton,SolutionExplorer,151ShowLinesbutton,textboxes,184ShowSelectionbutton,180showButtoncontrol,TextBox,180ShowDetails()method,130ShowDetails()method,Directorclass,132ShowDialog()method,226,246ShowInfo()method,45ShowMe()method,58Shownevent,216ShowNodeToolTipsproperty,260ShowSearchOnlinePart()method,170ShowTodayproperty,MonthCalendarcontrol,199ShowTodayCircleproperty,MonthCalendarcontrol,199Signature,92signs,35Simplestyleset,251Size.
Heightproperty,174Size.
Widthproperty,174Skip()method,XmlReaderclass,354SmartTags,24snippets.
SeecodesnippetsSolutionExplorerwindow,12SomeElementelement,353Sortedproperty,ListBox,250SortedDictionarycollection,System.
Genericsnamespace,297SortedListcollection,System.
Genericsnamespace,297sortinglists,306–308SortTheList()method,308sourcefiles,33–35spiders,319splashwindow,208Split()method,106SplitButton,toolstrip,281SQLServerExpress,365,379Stack,316Stackcollection,System.
Genericsnamespace,297standardwindows,12StartsWith()functions,68staticmethods,46,110statusbars,264,280–281stockTickersstringarray,68Stop()methods,114StopDebuggingbutton,WindowsGUI,142storedprocedures,378Streamclass,329streamhierarchy,329StreamReaderclass,330–331streams,319coreconcepts,329filestreams,330–335networkstreams,336–338overview,329StreamWriterclass,331–332Stringclass,67StringCollectionEditor,93,237stringdata,66stringproperties,44StringBuilderobject,181,184strings,66stronglytypedlanguage,117StyleChangedevent,216subclass,118subclassing,46–50submenus,267Substring()functions,68_surnamemember,106surnamevalue,104SurroundWithitem,IntelliSense,160INDEX456switchblock,76switchstatements,74–76,95symbols,44,55Systemnamespace,18System.
Collections.
Genericnamespace,297System.
EventHandlerobject,286System.
Exception,139System.
Genericsnamespace,296System.
IOnamespace,320,325,329System.
IO.
NotifyFiltersenumeration,321System.
IO.
Streamclass,329,335System.
Netnamespace,341,354System.
Net.
WebRequestclass,336System.
Net.
WebRequestoption,23System.
Objectclass,57,136System.
Objectnamespace,296System.
Typeobject,136System.
Windows.
Formsnamespace,205System.
Windows.
Forms.
Control,174System.
Xmloverview,340–344readingXMLfiles,353–358searchingXMLdocuments,345–352writingXML,358–363System.
Xmlnamespace,340,342,354System.
Xmlstatement,347System.
Xml.
XPathnamespace,348TTabkey,172tablinking,11Taborders,setting,156–158TableAdapterConfigurationWizard,387Tablesfolder,375TaskListwindow,12temporaryprojects,9text,enteringinWindowsapplicationsMaskedTextBoxcontrol,188–189overview,179textboxes,179–187Textproperty,6,158,174,180,198,200,217,254TextBoxclass,114TextChangedevent,TextBox,179throwcommand,118throwkeyword,147throwingexceptions,146–148ticketClassmembervariable,198tipboxes,IntelliSense,158titlenode,353TitleBackColorproperty,MonthCalendarcontrol,199TitleForeColorproperty,MonthCalendarcontrol,199ToLongDateString()method,201ToLower()method,68toolbars,264,280–281Toolboxwindow,13ToolStripMenuItem_Click,276ToolStripMenuItems,266ToolTiphelp,addinginWindowsapplications,190–193ToolTipmenu,13ToolTipOnToolTip1property,190ToolTips,161,259ToString()method,58,64,240,299ToUpper()method,68,76TreeNode,253,259TreeViewcontrol,235changingvisualappearanceoftree,256–260overview,253–255respondingtoselectionsandfindingnodes,260–261TryParse()method,143,186typeof()method,136types,33,42–43UUncommentSelectionitem,167underscoresymbol,100Update()method,382,385userinterface,buildingaligningcontrols,154–156overview,149–153settingTaborders,156–158usingpropertysmarttags,154UserIsValid()function,74usingclause,23,159usingstatements,23,35,205usingSystem.
IOstatement,329–330VValidated,MaskedTextBox,189Validatedevent,textboxes,179,185Validatingevent,173,179,185–186,189ValidatingTypeproperty,MaskedTextBox,189valuetypes,132–133values,309variables,21,44,48,100arrays,68–70Booleanvalues,66charactersandtext,66–68ifstatements,71–74loopsforloops,79–81overview,76whileloops,76–79numbers,60–66overview,57–59switchstatements,74–76INDEX457Finditfasterathttp://superindex.
apress.
com/ViewDetail,WindowsGUI,141Viewmenu,13,157virtualmethods,117–119VisibleChangedevent,216VisualBasic,1–2VisualStudioImageLibrary,272Wwatcher,FileSystemWatcher,323webbrowser,writingown,23–29WebClientclass,158,341,354WebRequestclass,23,336,338whileloops,55,76–79wholenumbers,60windowsmainwindow,204–208openingandclosing,208–214overview,203styles,214–215Windowsapplications,buildingaddingToolTiphelp,190–193buttons,175–178commonpropertiesandevents,174–175datepickers,199–202enteringtextMaskedTextBoxcontrol,188–189overview,179textboxes,179–187howWindowsprogramswork,171–173overview,171radiobuttonsandcheckboxes,193–199WindowsClipboard,179WindowsFormsproject,128Windowsuserinterface,150WinFormsproject,219Wordwrapproperty,TextBox,180WriteAllLines()method,326WriteAttributeString()method,360WriteElementString()method,361WriteEndDocument()method,361WriteEndElement()method,360WriteLine()method,58,70,181,332Writerclass,329WriteStartDocument()method,359WriteStartElement()method,360XXMLoverview,339–340System.
Xmloverview,340–344readingXMLfiles,353–358searchingXMLdocuments,345–352writingXML,358–363writing,358–363XmlCommentnode,344XmlDocumentclass,340,342,347XmlNodeobject,340,348XmlNodeListparameter,342XmlReaderclass,352–353,356XmlWriterclass,352,358XmlWriterSettingsclass,362XmlWriterSettings.
Indentproperty,362XPath,345XPathquery,348XPathstatements,348XPathNavigatorclass,347–348XPathNodeIteratortype,351INDEX458