html-spec/HTML.dtd.html at master · dckc/html-spec · GitHub

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<!DOCTYPE HTML PUBLIC "-//connolly hal.com//DTD WWW HTML Date 1994/04/19 17:24:06 //EN">
<HTML>

<HEAD>
<TITLE>The Annotated HTML DTD</TITLE> <NEXTID
N="z48"></HEAD>

<BODY>

<PRE>
&#60;!SGML  "ISO 8879:1986"
--
	Document Type Definition for the <A
HREF="MarkUp.html" NAME="z12">HyperText Markup Language</A>
	as used by the <A
HREF="../TheProject.html" NAME="z13">World Wide Web</A> application (HTML DTD).

	NOTE: This is a definition of HTML with respect to
	SGML, and assumes an understanding of SGML terms.

	If you find bugs in this DTD or find it does not compile
	under some circumstances please mail www-bug@info.cern.ch
--

CHARSET
         BASESET  "ISO 646:1983//CHARSET
                   International Reference Version (IRV)//ESC 2/5 4/0"
         DESCSET  0   9   UNUSED
                  9   2   9
                  11  2   UNUSED
                  13  1   13
                  14  18  UNUSED
                  32  95  32
                  127 1   UNUSED
     BASESET   "ISO Registration Number 100//CHARSET
                ECMA-94 Right Part of Latin Alphabet Nr. 1//ESC 2/13 4/1"
     DESCSET   128 32 UNUSED
               160 95 32
               255  1 UNUSED


CAPACITY	SGMLREF
		TOTALCAP	150000
		GRPCAP		150000

SCOPE    DOCUMENT
SYNTAX
         SHUNCHAR CONTROLS 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18
                           19 20 21 22 23 24 25 26 27 28 29 30 31 127 255
         BASESET  "ISO 646:1983//CHARSET
                   International Reference Version (IRV)//ESC 2/5 4/0"
         DESCSET  0 128 0
         FUNCTION RE          13
                  RS          10
                  SPACE       32
                  TAB SEPCHAR  9
         NAMING   LCNMSTRT ""
                  UCNMSTRT ""
                  LCNMCHAR ".-"
                  UCNMCHAR ".-"
                  NAMECASE GENERAL YES
                           ENTITY  NO
         DELIM    GENERAL  SGMLREF
                  SHORTREF SGMLREF
         NAMES    SGMLREF
         QUANTITY SGMLREF
                  NAMELEN  34
                  TAGLVL   100
                  LITLEN   1024
                  GRPGTCNT 150
                  GRPCNT   64

FEATURES
  MINIMIZE
    DATATAG  NO
    OMITTAG  NO
    RANK     NO
    SHORTTAG NO
  LINK
    SIMPLE   NO
    IMPLICIT NO
    EXPLICIT NO
  OTHER
    CONCUR   NO
    SUBDOC   NO
    FORMAL   YES
  APPINFO    NONE
&#62;

&#60;!DOCTYPE HTML [
&#60;!-- Jul 1 93 --&#62;
&#60;!--	Regarding clause 6.1, SGML Document:

	[1] SGML document = SGML document entity,
	    (SGML subdocument entity |
	    SGML text entity | non-SGML data entity)*

	The role of SGML document entity is filled by this DTD,
	followed by the	conventional HTML data stream.
--&#62;

&#60;!-- DTD definitions --&#62;

&#60;!ENTITY % <A
HREF="Headings.html" NAME="z1">heading</A> "H1|H2|H3|H4|H5|H6" &#62;
&#60;!ENTITY % <A
HREF="Lists.html" NAME="z2">list</A> "<A
HREF="Lists.html#z35" NAME="z28"> UL</A> |<A
HREF="Lists.html#z41" NAME="z30"> OL</A> |<A
HREF="Lists.html#z40" NAME="z31"> DIR</A> |<A
HREF="Lists.html#z36" NAME="z29"> MENU</A> "&#62;
&#60;!ENTITY % <A
HREF="NonStandard.html#8" NAME="z18">literal</A> "<A
HREF="LiteralHistory.html#z1" NAME="z33"> XMP</A> |<A
HREF="LiteralHistory.html#z1" NAME="z32"> LISTING</A> "&#62;

&#60;!ENTITY % <A
HREF="Tags.html#z30" NAME="z15">headelement</A>
	 "<A
HREF="Elements/TITLE.html" NAME="z16"> TITLE</A> |<A
HREF="Elements/NEXTID.html" NAME="z17"> NEXTID</A> |ISINDEX" &#62;

&#60;!ENTITY % <A
HREF="Tags.html#z44" NAME="z19">bodyelement</A>
	 "P | HR | %heading |
	 %list | DL | ADDRESS | PRE | BLOCKQUOTE
	| %literal"&#62;

&#60;!ENTITY % <A
HREF="Tags.html#z49" NAME="z20">oldstyle</A> "%headelement | <A
HREF="#z19" NAME="z46">%bodyelement</A> | #PCDATA"&#62;

&#60;!ENTITY % <A
NAME="z42">URL</A> "CDATA"
	-- The term URL means a CDATA attribute
	   whose value is a Uniform Resource Locator,
	   as defined. (A URN may also be usable here when defined.)
	--&#62;

&#60;!ENTITY % linkattributes
        "NAME NMTOKEN #IMPLIED
	HREF <A
HREF="#z42" NAME="z44">%URL;</A>  #IMPLIED
        REL CDATA #IMPLIED -- forward relationship type --
	REV CDATA #IMPLIED -- reversed relationship type
                              to referent data:

				PARENT CHILD, SIBLING, NEXT, TOP,
				DEFINITION, UPDATE, ORIGINAL etc. --

	URN CDATA #IMPLIED -- universal resource number --

	TITLE CDATA #IMPLIED -- advisory only --

	METHODS NAMES #IMPLIED -- supported public methods of the object:
					TEXTSEARCH, GET, HEAD, ... --

	"&#62;


&#60;!-- Document Element --&#62;

&#60;!ELEMENT HTML O O  ((<A
HREF="Elements/HEAD.html" NAME="z5"> HEAD</A> | <A
HREF="Elements/BODY.html" NAME="z4">BODY</A> | <A
HREF="Tags.html#z49" NAME="z21">%oldstyle</A> )*, PLAINTEXT?)&#62;

&#60;!ELEMENT HEAD - -  (<A
HREF="Elements/TITLE.html" NAME="z6"> TITLE?</A>  &#38; <A
HREF="Elements/ISINDEX.html" NAME="z8">ISINDEX?</A>  &#38; <A
HREF="Elements/NEXTID.html" NAME="z9">NEXTID?</A>  &#38; <A
HREF="#z22" NAME="z37">LINK*</A>
                              &#38; <A
HREF="#z38" NAME="z39">BASE?)&#62;</A>

&#60;!ELEMENT <A
HREF="Elements/TITLE.html" NAME="z3">TITLE</A>	- -  RCDATA
	  -- The TITLE element is not considered part of the flow of text.
	     It should be displayed, for example as the page header or
	     window title.
	  --&#62;

&#60;!ELEMENT <A
HREF="Elements/ISINDEX.html" NAME="z7">ISINDEX</A> - O EMPTY
	  -- WWW clients should offer the option to perform a search on
	     documents containing ISINDEX.
	  --&#62;

&#60;!ELEMENT <A
HREF="Elements/NEXTID.html" NAME="z10">NEXTID</A> - O EMPTY&#62;
&#60;!ATTLIST NEXTID N NAME #REQUIRED
	  -- The number should be a name suitable for use
	     for the ID of a new element. When used, the value
	     has its numeric part incremented. EG Z67 becomes Z68
	  --&#62;
&#60;!ELEMENT <A
HREF="Tags.html#z49" NAME="z22">LINK</A> - O EMPTY&#62;
&#60;!ATTLIST LINK
        %linkattributes&#62;

&#60;!ELEMENT <A
NAME="z38">BASE</A> - O EMPTY    -- Reference context for URLS --&#62;
&#60;!ATTLIST BASE

	HREF %URL; #IMPLIED

        &#62;
&#60;!ENTITY % <A
HREF="Highlighting.html" NAME="z11">inline</A> "EM | TT | STRONG | B | I | U |
			CODE | SAMP | KBD | KEY | VAR | DFN | CITE "
	&#62;

&#60;!ELEMENT (%inline;) - - (#PCDATA)&#62;

&#60;!ENTITY % text "#PCDATA | IMG | %inline;"&#62;

&#60;!ENTITY % htext "A | %text"	-- Plus links, no structure --&#62;

&#60;!ENTITY % stext		-- as htext but also nested structure --
			"P | HR | %list | DL | ADDRESS
			| PRE | BLOCKQUOTE
			| %literal | %htext"&#62;


&#60;!ELEMENT BODY - -  (%bodyelement|%htext;)*&#62;


&#60;!ELEMENT <A
HREF="Tags.html#z49" NAME="z24">A</A>	- -  (%text)&#62;
&#60;!ATTLIST A
	%linkattributes;
	&#62;

&#60;!ELEMENT <A
HREF="Elements/IMG.html" NAME="z40">IMG</A>    - O EMPTY --  Embedded image --&#62;
&#60;!ATTLIST IMG
        <A
NAME="z41">SRC</A> <A HREF="#z42" NAME="z43">%URL;</A>  #IMPLIED	-- URL of document to embed --
	&#62;


&#60;!ELEMENT <A
HREF="Elements/P.html" NAME="z26">P</A>	- O EMPTY -- separates paragraphs --&#62;
&#60;!ELEMENT <A
HREF="Elements/HR.html" NAME="z45">HR</A>    - O EMPTY -- horizontal rule --&#62;

&#60;!ELEMENT (<A
HREF="Tags.html#z49" NAME="z23"> %heading</A> )	- -  (%htext;)+&#62;

&#60;!ELEMENT <A
HREF="Lists.html#z32" NAME="z25">DL</A>	- -  (DT | DD | %stext;)*&#62;
&#60;!--	Content should match ((DT,(%htext;)+)+,(DD,(%stext;)+))
	But mixed content is messy.  -Dan Connolly
  --&#62;

&#60;!ELEMENT DT	- O EMPTY&#62;
&#60;!ELEMENT DD	- O EMPTY&#62;

&#60;!ELEMENT (UL|OL) - -  (%htext;|LI|P)+&#62;
&#60;!ELEMENT (DIR|MENU) - -  (%htext;|LI)+&#62;
&#60;!--    Content should match ((LI,(%htext;)+)+)
        But mixed content is messy.
  --&#62;
&#60;!ATTLIST (%list)
	COMPACT NAME #IMPLIED -- COMPACT, etc.--
	&#62;

&#60;!ELEMENT <A
HREF="Lists.html#z33" NAME="z27">LI</A>	- O EMPTY&#62;

&#60;!ELEMENT <A
NAME="z36">BLOCKQUOTE</A> - - (%htext;|P)+
	-- for quoting some other source --&#62;

&#60;!ELEMENT ADDRESS - - (%htext;|P)+&#62;

&#60;!ELEMENT <A
HREF="Elements/PRE.html" NAME="z34">PRE</A> - - (#PCDATA|%inline|A|P)+&#62;
&#60;!ATTLIST PRE
	WIDTH NUMBER #implied
        &#62;

&#60;!-- Mnemonic character entities. --&#62;
&#60;!ENTITY AElig "&#38;#198;"  -- capital AE diphthong (ligature) --&#62;
&#60;!ENTITY Aacute "&#38;#193;" -- capital A, acute accent --&#62;
&#60;!ENTITY Acirc "&#38;#194;"  -- capital A, circumflex accent --&#62;
&#60;!ENTITY Agrave "&#38;#192;" -- capital A, grave accent --&#62;
&#60;!ENTITY Aring "&#38;#197;"  -- capital A, ring --&#62;
&#60;!ENTITY Atilde "&#38;#195;" -- capital A, tilde --&#62;
&#60;!ENTITY Auml "&#38;#196;"   -- capital A, dieresis or umlaut mark --&#62;
&#60;!ENTITY Ccedil "&#38;#199;" -- capital C, cedilla --&#62;
&#60;!ENTITY ETH "&#38;#208;"    -- capital Eth, Icelandic --&#62;
&#60;!ENTITY Eacute "&#38;#201;" -- capital E, acute accent --&#62;
&#60;!ENTITY Ecirc "&#38;#202;"  -- capital E, circumflex accent --&#62;
&#60;!ENTITY Egrave "&#38;#200;" -- capital E, grave accent --&#62;
&#60;!ENTITY Euml "&#38;#203;"   -- capital E, dieresis or umlaut mark --&#62;
&#60;!ENTITY Iacute "&#38;#205;" -- capital I, acute accent --&#62;
&#60;!ENTITY Icirc "&#38;#206;"  -- capital I, circumflex accent --&#62;
&#60;!ENTITY Igrave "&#38;#204;" -- capital I, grave accent --&#62;
&#60;!ENTITY Iuml "&#38;#207;"   -- capital I, dieresis or umlaut mark --&#62;
&#60;!ENTITY Ntilde "&#38;#209;" -- capital N, tilde --&#62;
&#60;!ENTITY Oacute "&#38;#211;" -- capital O, acute accent --&#62;
&#60;!ENTITY Ocirc "&#38;#212;"  -- capital O, circumflex accent --&#62;
&#60;!ENTITY Ograve "&#38;#210;" -- capital O, grave accent --&#62;
&#60;!ENTITY Oslash "&#38;#216;" -- capital O, slash --&#62;
&#60;!ENTITY Otilde "&#38;#213;" -- capital O, tilde --&#62;
&#60;!ENTITY Ouml "&#38;#214;"   -- capital O, dieresis or umlaut mark --&#62;
&#60;!ENTITY THORN "&#38;#222;"  -- capital THORN, Icelandic --&#62;
&#60;!ENTITY Uacute "&#38;#218;" -- capital U, acute accent --&#62;
&#60;!ENTITY Ucirc "&#38;#219;"  -- capital U, circumflex accent --&#62;
&#60;!ENTITY Ugrave "&#38;#217;" -- capital U, grave accent --&#62;
&#60;!ENTITY Uuml "&#38;#220;"   -- capital U, dieresis or umlaut mark --&#62;
&#60;!ENTITY Yacute "&#38;#221;" -- capital Y, acute accent --&#62;
&#60;!ENTITY aacute "&#38;#225;" -- small a, acute accent --&#62;
&#60;!ENTITY acirc "&#38;#226;"  -- small a, circumflex accent --&#62;
&#60;!ENTITY aelig "&#38;#230;"  -- small ae diphthong (ligature) --&#62;
&#60;!ENTITY agrave "&#38;#224;" -- small a, grave accent --&#62;
&#60;!ENTITY amp "&#38;#38;"     -- ampersand --&#62;
&#60;!ENTITY aring "&#38;#229;"  -- small a, ring --&#62;
&#60;!ENTITY atilde "&#38;#227;" -- small a, tilde --&#62;
&#60;!ENTITY auml "&#38;#228;"   -- small a, dieresis or umlaut mark --&#62;
&#60;!ENTITY ccedil "&#38;#231;" -- small c, cedilla --&#62;
&#60;!ENTITY eacute "&#38;#233;" -- small e, acute accent --&#62;
&#60;!ENTITY ecirc "&#38;#234;"  -- small e, circumflex accent --&#62;
&#60;!ENTITY egrave "&#38;#232;" -- small e, grave accent --&#62;
&#60;!ENTITY eth "&#38;#240;"    -- small eth, Icelandic --&#62;
&#60;!ENTITY euml "&#38;#235;"   -- small e, dieresis or umlaut mark --&#62;
&#60;!ENTITY gt "&#38;#62;"      -- greater than --&#62;
&#60;!ENTITY iacute "&#38;#237;" -- small i, acute accent --&#62;
&#60;!ENTITY icirc "&#38;#238;"  -- small i, circumflex accent --&#62;
&#60;!ENTITY igrave "&#38;#236;" -- small i, grave accent --&#62;
&#60;!ENTITY iuml "&#38;#239;"   -- small i, dieresis or umlaut mark --&#62;
&#60;!ENTITY lt "&#38;#60;"      -- less than --&#62;
&#60;!ENTITY nbsp "&#38;#32;"    --  should be NON_BREAKING space --&#62;
&#60;!ENTITY ntilde "&#38;#241;" -- small n, tilde --&#62;
&#60;!ENTITY oacute "&#38;#243;" -- small o, acute accent --&#62;
&#60;!ENTITY ocirc "&#38;#244;"  -- small o, circumflex accent --&#62;
&#60;!ENTITY ograve "&#38;#242;" -- small o, grave accent --&#62;
&#60;!ENTITY oslash "&#38;#248;" -- small o, slash --&#62;
&#60;!ENTITY otilde "&#38;#245;" -- small o, tilde --&#62;
&#60;!ENTITY ouml "&#38;#246;"   -- small o, dieresis or umlaut mark --&#62;
&#60;!ENTITY szlig "&#38;#223;"  -- small sharp s, German (sz ligature) --&#62;
&#60;!ENTITY thorn "&#38;#254;"  -- small thorn, Icelandic --&#62;
&#60;!ENTITY uacute "&#38;#250;" -- small u, acute accent --&#62;
&#60;!ENTITY ucirc "&#38;#251;"  -- small u, circumflex accent --&#62;
&#60;!ENTITY ugrave "&#38;#249;" -- small u, grave accent --&#62;
&#60;!ENTITY uuml "&#38;#252;"   -- small u, dieresis or umlaut mark --&#62;
&#60;!ENTITY yacute "&#38;#253;" -- small y, acute accent --&#62;
&#60;!ENTITY yuml "&#38;#255;"   -- small y, dieresis or umlaut mark --&#62;

&#60;!-- deprecated elements --&#62;

&#60;!ELEMENT (%literal) - -  CDATA&#62;

&#60;!ELEMENT <A
HREF="NonStandard.html#7" NAME="z35">PLAINTEXT</A> - O EMPTY&#62;

&#60;!-- Local Variables: --&#62;
&#60;!-- mode: sgml --&#62;
&#60;!-- compile-command: "sgmls -s -p " --&#62;
&#60;!-- end: --&#62;
]&#62;


</PRE>
</BODY>
</HTML>