XML operation using Intraweb-Intraweb is using the Nativexml

In the Iwnativexml unit. Know this, later in other Delphi program can also directly Uses iwnativexml.
Tnativexml(Iwnativexml.tnativexml < Tpersistent < TObject) Key members:

Property Abortparsing:booleanproperty Binaryencoding:tbinaryencodingtypeproperty Commentstring:utf8stringproperty Dropcommentsonparse:booleanproperty Encodingstring:utf8stringproperty externalencoding: Tstringencodingtypeproperty Floatallowscientific:booleanproperty Floatsignificantdigits:integerproperty Indentstring:utf8stringproperty root:txmlnodeproperty rootnodelist:txmlnodeproperty StyleSheetNode: Txmlnodeproperty Usefullnodes:booleanproperty Utf8encoded:booleanproperty Versionstring:utf8stringproperty Writeondefault:booleanproperty Xmlformat:txmlformattypeproperty Parserwarnings:booleanproperty EntityByName[AName : utf8string]: Utf8stringproperty onnodecompare:txmlnodecompareeventproperty onnodenew:txmlnodeeventproperty Onnodeloaded:txmlnodeeventproperty Onprogress:txmlprogresseventproperty Onunicodeloss:tnotifyeventconstructor Createconstructor createname (const arootname:utf8string) class destructor Destroyprocedure Assign (source:tpersistent ) Procedure ClearfUnction isempty:booleanprocedure Loadfromstream (Stream:tstream) procedure LoadFromFile (const afilename:string) Procedure readfromstring (const avalue:utf8string) procedure Resolveentityreferencesprocedure savetostream (Stream: TStream) Procedure SaveToFile (const afilename:string) function Writetostring:utf8stringfunction getentitybyname ( aname:utf8string): utf8string

Txmlnode(Iwnativexml.txmlnode < Tpersistent < TObject) Key members:

Property Attributecount:integerproperty Binaryencoding:tbinaryencodingtypeproperty binarystring: Rawbytestringproperty cascadedname:utf8stringproperty document:tnativexmlproperty ElementType: Txmlelementtypeproperty fullpath:utf8stringproperty name:utf8stringproperty parent:txmlnodeproperty NodeCount: Integerproperty tag:integerproperty totalnodecount:integerproperty treedepth:integerproperty ValueAsBool: Booleanproperty Valueasdatetime:tdatetimeproperty Valueasint64:int64property Valueasinteger:integerproperty Valueasfloat:doubleproperty valueasstring:utf8stringproperty valueasunicodestring:stringproperty ValueDirect: Utf8stringproperty writeondefault:booleanproperty attributebyname[const aname:utf8string]: UTF8Stringproperty Attributebynamewide[const aname:utf8string]: Stringproperty Attributename[index:integer]: UTF8Stringproperty Attributepair[index:integer]: Utf8stringproperty Attributevalue[index:integer]: Utf8stringproperty Attributevalueasunicodestring[indEx:integer]: Stringproperty Attributevalueasinteger[index:integer]: Integerproperty AttributeValueDirect[Index: Integer]: Utf8stringproperty Nodes[index:integer]: Txmlnodeconstructor Create (Adocument:tnativexml) constructor Createname (adocument:tnativexml; const aname:utf8string) constructor Createnamevalue (adocument:tnativexml; const aname:utf8string; Const avalue:utf8string) constructor Createnamevalue (adocument:tnativexml; const aname:string; const avalue:string) Constructor CreateType (Adocument:tnativexml; Atype:txmlelementtype) Procedure Assign (source:tpersistent) procedure Deleteprocedure Deleteemptynodesclass destructor destroyprocedure attributeadd (const aname:utf8string; Avalue:integer) Procedure Attributeadd (const aname:utf8string; const avalue:utf8string) Procedure Attributedelete ( Index:integer) procedure Attributeexchange (Index1:integer; Index2:integer) function attributeindexbyname (const aname:utf8string): Integerprocedure attributesclearprocedure Bufferread (vAR Buffer; Count:integer) Procedure Bufferwrite (const Buffer; Count:integer) function Bufferlength:integerprocedure clearfunction FindNode (const nodename:utf8string): Txmlnodeprocedure findnodes (const nodename:utf8string; const alist:tlist) function fromansistring (const s:ansistring) : Utf8stringfunction fromunicodestring (const w:string): Utf8stringfunction hasattribute (const aname:utf8string): Booleanfunction indexinparent:integerfunction isclear:booleanfunction isempty:booleanfunction IsEqualTo (ANode: Txmlnode; Options:txmlcompareoptions; mismatchnodes:tlist): Booleanfunction nodeadd (anode:txmlnode): integerfunction nodebyattributevalue (const NodeName: utf8string; Const attribname:utf8string; Const attribvalue:utf8string; Shouldrecurse:boolean): Txmlnodefunction nodebyelementtype (elementtype:txmlelementtype): TXmlNodefunction Nodebyname (const aname:utf8string): Txmlnodeprocedure nodedelete (Index:integer) procedure Nodeexchange (Index1: Integer; Index2:integer) function Nodeextract (Anode:txmlnode): txmlnodefunction nodefindorcreate (const aname:utf8string): Txmlnodefunction Nodeindexbyname (const aname:utf8string): Integerfunction nodeindexbynamefrom (const aname:utf8string; Afrom:integer): Integerfunction nodeindexof (anode:txmlnode): Integerprocedure Nodeinsert (Index:integer; Anode:txmlnode) function nodenew (const aname:utf8string): Txmlnodefunction nodenewatindex (index:integer; Const AName: utf8string): Txmlnodefunction noderemove (anode:txmlnode): Integerprocedure nodesclearprocedure NodesByName (const aname:utf8string; Const alist:tlist)