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- document ::= prolog element misc* >XML Document
- prolog ::= xmlDecl? misc* (doctypedecl misc*)? >Document Prolog (XML Declaration + Document Type)
- xmlDecl$ ::= '<?xml' versionInfo encodingDecl? sdDecl? S? '?>' >XML Declaration (<?xml...?>)
- versionInfo$ ::= S 'version' Eq ( ( '"' VersionNum '"' ) | ( "'" VersionNum "'" ) ) >Version Info (version="1.0")
- VersionNum ::= ([a-zA-Z0-9_.:] | '-')+ >Version Number (1.0)
- encodingDecl$ ::= S 'encoding' Eq ( ( '"' EncName '"' ) | ( "'" EncName "'" ) ) >Encoding Declaration (encoding="...")
- EncName ::= [A-Za-z] ([A-Za-z0-9._] | '-')* >Encoding Name (UTF-8, ISO-8859-1, etc)
- sdDecl$ ::= S 'standalone' Eq (("'" SDValue "'") | ('"' SDValue '"')) >Standalone Declaration (standalone="...")
- SDValue ::= 'yes' | 'no' >'yes' or 'no'
- misc ::= comment | pi | S >Comment, Processing Instruction, or Whitespace
- doctypedecl$ ::= '<!DOCTYPE' S DocTypeName (S externalID)? S? ('[' extSubsetDecl? ']' S?)? '>' >Document Type Declaration (<!DOCTYPE...>)
- extSubsetDecl ::= (markupdecl | DocTypeText | S)+ >Markup Declaration or Parameter-entity Reference
- DocTypeName ::= Name >Document Type Name
- DocTypeText ::= PEReference+ >Parameter-entity Reference
- markupdecl ::= elementdecl | attlistDecl | entityDecl | notationDecl | pi | comment >Declaration for Element, Attribute List, Entity, or Notation
- element ::= emptyElemTag | realElemTag >Element (<Element>...)
- realElemTag$ ::= sTag content eTag { ElementName = ElementNameEnd } >Element (<Element>...)
- sTag ::= '<' ElementName (S attribute)* S? '>' >Element Start Tag (<Element>)
- attribute$ ::= AttName Eq attQValue >Attribute (attribute="value")
- Eq! ::= S? '=' S? >Equal sign ('=')
- eTag ::= '</' ElementNameEnd S? '>' >Element End Tag (</Element>)
- content$ ::= ( element | cdSect | pi | comment | TextData | S? )* >Element Content (Element | CData | Processing Instruction | Comment | Text Data | Whitespace)
- TextData ::= S* ( CharNoWhite | Reference ) ( CharData | Reference )* >Text Data
- emptyElemTag$ ::= '<' ElementName (S attribute)* S? '/>' >Empty Element (<Element/>)
- ElementName ::= Name >Element Name
- ElementNameEnd ::= Name >closing element name
- elementdecl$ ::= '<!ELEMENT' S ElementDeclName S elementSpec >Element Declaration (<!ELEMENT...>)
- ElementDeclName$ ::= NameOrPERef >Element Name
- elementSpec$ ::= ( elementSpecFormatted '>' ) | ( elementSpecUnformatted '>' ) >Element Content Specification ('EMPTY' | 'ANY' | Mixed | Children | PEReference)
- elementSpecFormatted$ ::= S? (elementText | elementMixed | elementChildren) S? >Element Content Specification ('EMPTY' | 'ANY' | Mixed | Children | PEReference)
- elementSpecUnformatted$ ::= ([^%<>])* PEReference ([^%<>] | PEReference )* >Element Content Specification ('EMPTY' | 'ANY' | Mixed | Children | PEReference)
- elementText$ ::= ElementEMPTY | ElementANY | ElementPCDATA | ElementPERef >Element Content Specification ('EMPTY' | 'ANY' | (#PCData) | PEReference)
- ElementEMPTY$ ::= 'EMPTY' >Element Content Specification ('EMPTY')
- ElementANY$ ::= 'ANY' >Element Content Specification ('ANY' )
- ElementPCDATA$ ::= '(' S? '#PCDATA' S? ')' '*'? >Element Content Specification '(#PCDATA)'
- ElementPERef$ ::= PEReference >Parameter-entity Reference (%PE;)
- elementChildren$ ::= (elementSeq | elementChoice) ElementRepeat? >Children (Choice | Sequence)
- ElementRepeat$ ::= ('?' | '*' | '+')? >'?' | '*' | '+'
- elementChoice$ ::= '(' elementChoiceI ')' >Choice ( a | b | c )
- elementChoiceI$ ::= S? elementGroup ( S? '|' S? elementGroup )* S? >Choice ( a | b | c )
- elementGroup$ ::= (ElementSubName | elementChoice | elementSeq) ElementRepeat? >Name, PEReference, Choice, or Sequence
- elementSeq$ ::= '(' elementSeqI ')' >Sequence ( a , b , c )
- elementSeqI$ ::= S? elementGroup ( S? ',' S? elementGroup )* S? >Sequence ( a , b , c )
- elementMixed$ ::= '(' elementMixedI ')*' >Mixed (#PCDATA | Name | PEReference)
- elementMixedI$ ::= S? '#PCDATA' (S? '|' S? ElementSubName)* S? >Mixed (#PCDATA | Name | PEReference)
- ElementSubName$ ::= NameOrPERef >Element Name (Name | PEReference)
- attlistDecl$ ::= '<!ATTLIST' S AttlistName attlistRest >Attribute List Declaration (<!ATTLIST...>)
- AttlistName$ ::= NameOrPERef >Attribute List Name
- attlistRest$ ::= ( (S attlistRestFormatted)? S?'>' ) | ( S attlistRestUnformatted '>' ) >Attribute Definitions
- attlistRestFormatted$ ::= attlistText >Attribute Definitions
- attlistRestUnformatted$ ::= ([^%<>])* PEReference ([^%<>] | PEReference )* >Attribute Definitions
- attlistText$ ::= ( attDef (S attDef?)* ) >Attribute Definitions
- attDef$ ::= ( (AttDefName Snocrlf attDefRest) | AttDefPERef | (AttDefName S attDefRest) ) >Attribute Definition (Name Attribute-Type Default-Declaration)
- AttDefName$ ::= AttName | PEReference >Attribute Name
- AttDefPERef$ ::= PEReference >Parameter-entity Reference (%PE;)
- attDefRest ::= ( attType Snocrlf? attDefault ) | AttTypePERef | ( attType S? attDefault ) >Attribute-Type
- attType$ ::= attTypeText | attTypeNotation | attTypeEnum >Attribute-Type (String-Type | Tokenized-Type | Enumerated-Type)
- attTypeText$ ::= AttTypeCDATA | AttTypeIDREFS | AttTypeIDREF | AttTypeID | AttTypeENTITY | AttTypeENTITIES | AttTypeNMTOKENS | AttTypeNMTOKEN | AttTypePERef >Attribute-Type (String-Type | Tokenized-Type)
- AttTypeCDATA$ ::= 'CDATA' >String-Type (CDATA)
- AttTypeIDREFS$ ::= 'IDREFS' >Tokenized-Type (IDREFS)
- AttTypeIDREF$ ::= 'IDREF' >Tokenized-Type (IDREF)
- AttTypeID$ ::= 'ID' >Tokenized-Type (ID)
- AttTypeENTITY$ ::= 'ENTITY' >Tokenized-Type (ENTITY)
- AttTypeENTITIES$ ::= 'ENTITIES' >Tokenized-Type (ENTITIES)
- AttTypeNMTOKENS$ ::= 'NMTOKENS' >Tokenized-Type (NMTOKENS)
- AttTypeNMTOKEN$ ::= 'NMTOKEN' >Tokenized-Type (NMTOKEN)
- AttTypePERef$ ::= PEReference >Parameter-entity Reference (%PE;)
- attTypeNotation$ ::= 'NOTATION' S '(' attTypeNotI ')' >Notation-Type ( NOTATION '(' Name | Name | ... ')' )
- attTypeNotI$ ::= S? AttTypeNotName (S? '|' S? AttTypeNotName)* S? >Notation-List ( Name | Name | ... )
- AttTypeNotName$ ::= NameOrPERef >Notation-Name ( (Letter | '_' | ':') (Name-Character)* )
- attTypeEnum$ ::= '(' S? AttTypeEnumName (S? '|' S? AttTypeEnumName)* S? ')' >Enumeration ( '(' Nmtoken | Nmtoken | ... ')' )
- AttTypeEnumName$ ::= Nmtoken | PEReference >Nmtoken (Name-Character+)
- attDefault$ ::= AttREQUIRED | AttIMPLIED | ((AttFIXED S)? attDefValue) | PEReference >Default-Declaration (#REQUIRED | #IMPLIED | #FIXED "value")
- AttREQUIRED$ ::= '#REQUIRED' >Default-Declaration (#REQUIRED)
- AttIMPLIED$ ::= '#IMPLIED' >Default-Declaration (#IMPLIED)
- AttFIXED$ ::= '#FIXED' >Default-Declaration (#FIXED)
- attDefValue$ ::= attQValue >Default Attribute Value ("value" | 'value')
- Reference ::= EntityRef | CharRef >Reference (Entity-Reference | Character-Reference)
- CharRef ::= ('&#' [0-9]+ ';') | ('&#x' [0-9a-fA-F]+ ';') >Character-Reference (Ù or ê)
- EntityRef ::= '&' Name ';' >Entity-Reference (&Entity;)
- NameOrPERef ::= Name | PEReference >Name or Parameter-entity Reference (%PE;)
- PEReference ::= '%' Name ';' >Parameter-entity Reference (%PE;)
- entityDecl ::= geDecl | peDecl >Entity Declaration (<!ENTITY...>)
- geDecl$ ::= '<!ENTITY' S GEName S GEDef S? '>' >Entity Declaration (<!ENTITY...>)
- peDecl$ ::= '<!ENTITY' S PEName S PEDef S? '>' >Entity Declaration (<!ENTITY...>)
- GEName ::= Name >Entity Name
- PEName ::= '%' S Name >Parameter-entity Name
- GEDef ::= EntityQValue | (externalID NDataDecl?) | PEReference >Entity Definition (Entity-Value | External-ID NData-Declaration)
- PEDef ::= EntityQValue | externalID | PEReference >Parameter-entity Definition (Entity-Value | External-ID)
- externalID$ ::= (ExtIDNameSys S ExtIDTextSys) | (ExtIDNamePub S ExtIDTextPub) >External-ID ('SYSTEM' System-Literal | 'PUBLIC' Pubid-Literal System-Literal)
- ExtIDNameSys ::= 'SYSTEM' >'SYSTEM'
- ExtIDTextSys ::= SystemLiteral | PEReference >System-Literal
- ExtIDNamePub ::= 'PUBLIC' >'PUBLIC'
- ExtIDTextPub ::= ( PubidLiteral | PEReference ) S ( SystemLiteral | PEReference ) >Pubid-Literal System-Literal
- NDataDecl ::= S 'NDATA' S Name >NData-Declaration ('NDATA' Name)
- notationDecl$ ::= '<!NOTATION' S NotationName S NotationText S? '>' >Notation-Declaration (<!NOTATION...>)
- NotationName ::= NameOrPERef >Notation Name
- NotationText ::= externalID | PublicID >Extermal-ID or Public-ID
- PublicID ::= 'PUBLIC' S PubidLiteral >Public-ID ('PUBLIC' Pubid-Literal)
- S! ::= (#x20 | #x09 | #x0D | #x0A)+ >Whitespace (Blank, Tab, CR, LF)
- Snocrlf! ::= (#x20 | #x09)+ >Whitespace excluding any new-line char
- AttName ::= Name >Attribute Name
- Name ::= (Letter | '_' | ':') (NameChar)* >Name ( (Letter | '_' | ':') (Name-Character)* )
- NameChar ::= Letter | Digit | '.' | '-' | '_' | ':' >Name-Character (Letter | Digit | '.' | '-' | '_' | ':')
- Nmtoken ::= NameChar+ >Nmtoken (Name-Character+)
- EntityQValue ::= ('"' EntityValue1 '"') | ("'" EntityValue2 "'") >Quoted Entity-Value
- EntityValue1 ::= ([^%&"] | PEReference | Reference)* >Entity Value
- EntityValue2 ::= ([^%&'] | PEReference | Reference)* >Entity Value
- attQValue ::= ('"' AttValue1 '"') | ("'" AttValue2 "'") >Quoted Attribute Value ("value" | 'value')
- AttValue1 ::= ([^<&"] | Reference)* >Attribute Value
- AttValue2 ::= ([^<&'] | Reference)* >Attribute Value
- SystemLiteral ::= ('"' [^"]* '"') | ("'" [^']* "'") >System Literal
- PubidLiteral ::= ('"' PubidChar* '"') | ("'" (PubidCharNoQu)* "'") >Pubid Literal
- PubidChar! ::= #x20 | #x0D | #x0A | [a-zA-Z0-9] | [-'()+,./:=?;!*#@$_%] >Pubid Character
- PubidCharNoQu! ::= #x20 | #x0D | #x0A | [a-zA-Z0-9] | [-()+,./:=?;!*#@$_%] >Pubid Character (no quotes)
- CharData ::= [^<&]* / ']]>' >Character Data
- CharNoWhite! ::= [^< #x09#x0D#x0A] >Character (may not contain Whitespaces)
- comment ::= '<!--' CommentText '-->' >Comment (<!-- Text -->)
- CommentText ::= (CharNoDash | ('-' CharNoDash))* >Comment Text (may not contain '--')
- CharNoDash! ::= #x09 | #x0A | #x0D | [#x20-#x2C] | [#x2E-#xFF] >Character (no dash)
- pi$ ::= '<?' PITarget (S PIData)? '?>' >Processing Instruction (<?pi...?>)
- PITarget ::= Name - 'xml' >Processing Instruction Name (may not be 'xml')
- PIData ::= Char* / '?>' >Processing Instruction Data
- Char! ::= #x09 | #x0A | #x0D | [#x20-#xFF] >Character
- cdSect ::= CDStart CData? CDEnd >CData Section (<![CDATA[...]]>)
- CDStart! ::= '<![CDATA[' >'<!CDATA['
- CData ::= Char* / ']]>' >Character Data
- CDEnd! ::= ']]>' >']]>'
- Digit! ::= [#x30-#x39] >Digit ([0-9])
- Letter! ::= [#x41-#x5A] | [#x61-#x7A] | [#xC0-#xD6] | [#xD8-#xF6] | [#xF8-#xFF] >Letter ([a-zA-Z], etc)
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