📄 html-mcom.dtd
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<!-- html-mcom.dtd Document Type Definition for the HyperText Markup Language (HTML DTD) with Netscape Communications Corp Extensions html-mcom.dtd,v 1.2 1995/11/29 02:23:32 duane Exp Author: Daniel W. Connolly <connolly@w3.org> See Also: html.decl, ISOlat1.sgml http://home.netscape.com/assist/net_sites/html_extensions.html http://www.halsoft.com/sgml/Mozilla/DTD-HOME.html http://www.hpl.hp.co.uk/people/dsr/html3/Contents.html Table addtions by: Mark Gaither (markg@hal.com) 26 Jun 95--><!ENTITY % HTML.Version "-//Netscape Comm. Corp.//DTD HTML//EN" -- Typical usage: <!DOCTYPE HTML PUBLIC "-//Netscape Comm. Corp.//DTD HTML//EN"> <html> ... </html> -- ><!--================== Feature Test Entities ==============================--><!ENTITY % HTML.Recommended "IGNORE" -- Certain features of the language are necessary for compatibility with widespread usage, but they may compromise the structural integrity of a document. This feature test entity enables a more prescriptive document type definition that eliminates the above features. --><![ %HTML.Recommended [ <!ENTITY % HTML.Deprecated "IGNORE">]]><!ENTITY % HTML.Deprecated "INCLUDE" -- Certain features of the language are necessary for compatibility with earlier versions of the specification, but they tend to be used an implemented inconsistently, and their use is deprecated. This feature test entity enables a document type definition that eliminates these features. --><!ENTITY % HTML.Highlighting "INCLUDE"><!ENTITY % HTML.Forms "INCLUDE"><!--================== Imported Names =====================================--><!ENTITY % Content-Type "CDATA" -- meaning a MIME content type, as per RFC1521 --><!ENTITY % HTTP-Method "GET | POST" -- as per HTTP specification --><!ENTITY % URI "CDATA" -- The term URI means a CDATA attribute whose value is a Uniform Resource Identifier, as defined by "Universal Resource Identifiers" by Tim Berners-Lee aka http://info.cern.ch/hypertext/WWW/Addressing/URL/URI_Overview.html aka RFC 1630 Note that CDATA attributes are limited by the LITLEN capacity (1024 in the current version of html.decl), so that URIs in HTML have a bounded length. --><!-- DTD "macros" --><!ENTITY % heading "H1|H2|H3|H4|H5|H6"><!ENTITY % list " UL | OL | DIR | MENU " ><!--================ Character mnemonic entities ==========================--><!ENTITY % ISOlat1 PUBLIC "-//IETF//ENTITIES Added Latin 1 for HTML//EN">%ISOlat1;<!ENTITY amp CDATA "&" -- ampersand --><!ENTITY gt CDATA ">" -- greater than --><!ENTITY lt CDATA "<" -- less than --><!ENTITY quot CDATA """ -- double quote --><!ENTITY nbsp CDATA " " -- non breaking space --><!ENTITY reg CDATA "®" -- registered trademark --><!ENTITY copy CDATA "©" -- copyright --><!--=================== Text Markup =======================================--><![ %HTML.Highlighting [<!ENTITY % font " TT | B | I | FONT"><!ENTITY % phrase "EM | STRONG | CODE | SAMP | KBD | VAR | CITE | BLINK"><!ENTITY % text "#PCDATA | A | IMG | BR | WBR | NOBR | BASEFONT | %phrase | %font"><!ENTITY % pre.content "#PCDATA | A | HR | BR | %font | %phrase"><!ELEMENT (%font;|%phrase) - - (%text)+><!ELEMENT basefont - - ANY><!ATTLIST (font|basefont) SIZE CDATA #REQUIRED -- should be NUTOKEN, using size=plus3, -->]]><!ENTITY % text "#PCDATA | A | IMG | BR | WBR | NOBR | CENTER"><!ELEMENT BR - O EMPTY><!ATTLIST BR CLEAR (left|right|all) #IMPLIED><!ELEMENT NOBR - - (%text)+><!ELEMENT WBR - O EMPTY><!--================== Link Markup ========================================--><![ %HTML.Recommended [ <!ENTITY % linkName "ID">]]><!ENTITY % linkName "CDATA"><!ENTITY % linkType "NAME" -- a list of these will be specified at a later date --><!ENTITY % linkExtraAttributes "REL %linkType #IMPLIED -- forward relationship type -- REV %linkType #IMPLIED -- reversed relationship type to referent data -- URN CDATA #IMPLIED -- universal resource number -- TITLE CDATA #IMPLIED -- advisory only -- METHODS NAMES #IMPLIED -- supported public methods of the object: TEXTSEARCH, GET, HEAD, ... -- "><![ %HTML.Recommended [ <!ENTITY % A.content "(%text)+" -- <H1><a name="xxx">Heading</a></H1> is preferred to <a name="xxx"><H1>Heading</H1></a> -->]]><!ENTITY % A.content "(%heading|%text)+"><!ELEMENT A - - %A.content -(A)><!ATTLIST A HREF %URI #IMPLIED NAME %linkName #IMPLIED %linkExtraAttributes; ><!--=================== Images ============================================--><!ENTITY % img.alt.default "#IMPLIED" -- ALT attribute required in Level 0 docs --><!ELEMENT IMG - O EMPTY -- Embedded image --><!ATTLIST IMG SRC %URI; #REQUIRED -- URI of document to embed -- LOWSRC %URI; #IMPLIED -- low resolution images spec -- ALT CDATA %img.alt.default; ALIGN (left|right|center|top|texttop|middle| absmiddle|baseline|bottom|absbottom) baseline WIDTH CDATA #IMPLIED HEIGHT NUMBER #IMPLIED BORDER NUMBER #IMPLIED VSPACE NUMBER #IMPLIED HSPACE NUMBER #IMPLIED ISMAP (ISMAP) #IMPLIED ><!--=================== Paragraphs=========================================--><!ENTITY % attrs -- common attributes for elements -- 'id ID #IMPLIED -- as target for hrefs (link ends) -- lang CDATA "en.us" -- ISO language, country code -- class NAMES #IMPLIED -- for subclassing elements --'><!ENTITY % needs -- Attributes for controlling text flow. Used in headers and other elements to guarantee sufficient room -- 'clear CDATA "no" -- (left|right|all|no) move down past figures -- needs CDATA #IMPLIED -- minimum width needed in em"s or pixels -- -- e.g. "40 em" or "100 pixels" --'><!ELEMENT P - O (%text)+><!ATTLIST P %attrs; align (left|center|right|justify) #IMPLIED %needs; -- for control of text flow -- nowrap (nowrap) #IMPLIED -- disable wordwrap -- ><!--=================== Headings, Titles, Sections ========================--><!ELEMENT HR - O EMPTY -- horizontal rule --><!ATTLIST HR SIZE NUMBER #IMPLIED WIDTH CDATA #IMPLIED ALIGN (left|right|center) #IMPLIED NOSHADE (NOSHADE) #IMPLIED><!ELEMENT ( %heading ) - - (%text;)+><!ATTLIST ( %heading ) %attrs; align (left|center|right|justify) #IMPLIED %needs; -- for control of text flow -- ><!ELEMENT TITLE - - (#PCDATA) -- 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. --><!--=================== Text Flows ========================================--><![ %HTML.Forms [ <!ENTITY % block.forms "FORM | TABLE | ISINDEX">]]><!ENTITY % block.forms ""><![ %HTML.Deprecated [ <!ENTITY % preformatted "PRE | XMP | LISTING">]]><!ENTITY % preformatted "PRE"><!ENTITY % block "P | %list | DL | %preformatted | BLOCKQUOTE | CENTER | %block.forms"><!ENTITY % flow "(%text|%block)*"><!ENTITY % pre.content "#PCDATA | A | HR | BR"><!ELEMENT PRE - - (%pre.content)+><!ATTLIST PRE WIDTH NUMBER #implied ><![ %HTML.Deprecated [<!ENTITY % literal "CDATA" -- special non-conforming parsing mode where the only markup signal is the end tag in full --><!ELEMENT XMP - - %literal><!ELEMENT LISTING - - %literal><!ELEMENT PLAINTEXT - O %literal>]]><!--=================== Lists =============================================--><!ELEMENT DL - - (DT*, DD?)+><!ATTLIST DL COMPACT (COMPACT) #IMPLIED><!ELEMENT DT - O (%text)+><!ELEMENT DD - O %flow><!ELEMENT (OL|UL) - - (LI)+><!ELEMENT (DIR|MENU) - - (LI)+ -(%block)><!ATTLIST (UL) COMPACT (COMPACT) #IMPLIED TYPE CDATA #IMPLIED ><!ATTLIST (OL) START NUMBER #IMPLIED COMPACT (COMPACT) #IMPLIED TYPE CDATA "1" ><!ELEMENT LI - O %flow><!ATTLIST LI TYPE CDATA #IMPLIED VALUE CDATA #implied><!--=================== Document Body =====================================--><![ %HTML.Recommended [ <!ENTITY % body.content "(%heading|%block|HR|ADDRESS)*" -- <h1>Heading</h1> <p>Text ... is preferred to <h1>Heading</h1> Text ... -->]]><!ENTITY % body.content "(%heading | %text | %block | HR | ADDRESS)*"><!ELEMENT BODY O O %body.content><!ATTLIST BODY BACKGROUND %URI; #IMPLIED BGCOLOR CDATA #IMPLIED TEXT CDATA #IMPLIED LINK CDATA #IMPLIED VLINK CDATA #IMPLIED ALINK CDATA #IMPLIED ><!ELEMENT BLOCKQUOTE - - %body.content><!ELEMENT CENTER - - %body.content><![ %HTML.Recommended [ <!ENTITY % address.content "(%text)*">]]><!ENTITY % address.content "(%text|P)*"><!ELEMENT ADDRESS - - %address.content><!--================ Forms ===============================================--><![ %HTML.Forms [<!ELEMENT FORM - - %body.content -(FORM) +(INPUT|SELECT|TEXTAREA)><!ATTLIST FORM ACTION %URI #REQUIRED METHOD (%HTTP-Method) GET ENCTYPE %Content-Type; "application/x-www-form-urlencoded" ><!ENTITY % InputType "(TEXT | PASSWORD | CHECKBOX | RADIO | SUBMIT | RESET | IMAGE | HIDDEN )"><!ELEMENT INPUT - O EMPTY><!ATTLIST INPUT TYPE %InputType TEXT NAME CDATA #IMPLIED -- required for all but submit and reset -- VALUE CDATA #IMPLIED SRC %URI #IMPLIED -- for image inputs -- CHECKED (CHECKED) #IMPLIED SIZE CDATA #IMPLIED -- like NUMBERS, but delimited with comma, not space -- MAXLENGTH NUMBER #IMPLIED ALIGN (top|middle|bottom) #IMPLIED ><!ELEMENT SELECT - - (OPTION+)><!ATTLIST SELECT NAME CDATA #REQUIRED SIZE NUMBER #IMPLIED MULTIPLE (MULTIPLE) #IMPLIED ><!ELEMENT OPTION - O (#PCDATA)><!ATTLIST OPTION SELECTED (SELECTED) #IMPLIED VALUE CDATA #IMPLIED ><!ELEMENT TEXTAREA - - (#PCDATA)><!ATTLIST TEXTAREA NAME CDATA #REQUIRED ROWS NUMBER #REQUIRED COLS NUMBER #REQUIRED >]]><!--================ Document Head ========================================--><!ENTITY % head.link "& LINK*"><![ %HTML.Recommended [ <!ENTITY % head.nextid "">]]><!ENTITY % head.nextid "& NEXTID?"><!ENTITY % head.content "TITLE & ISINDEX? & BASE? & META* %head.nextid %head.link"><!ELEMENT HEAD O O (%head.content)><!ELEMENT LINK - O EMPTY><!ATTLIST LINK HREF %URI #REQUIRED %linkExtraAttributes; ><!ELEMENT ISINDEX - O EMPTY><!ATTLIST ISINDEX PROMPT CDATA "This is a searchable index. Enter search keywords:"><!ELEMENT BASE - O EMPTY><!ATTLIST BASE HREF %URI; #REQUIRED ><!ELEMENT NEXTID - O EMPTY><!ATTLIST NEXTID N %linkName #REQUIRED><!ELEMENT META - O EMPTY -- Generic Metainformation --><!ATTLIST META HTTP-EQUIV NAME #IMPLIED -- HTTP response header name -- NAME NAME #IMPLIED -- metainformation name -- CONTENT CDATA #REQUIRED -- associated information -- ><!--================ Tables ===================================--><!ENTITY % block.align "align (bleedleft|left|center|right|bleedright|justify) center"><!ELEMENT CAPTION - - (%text;)+ -- table or figure caption --><!ATTLIST CAPTION %attrs; align (top|bottom|left|right) #IMPLIED ><!ELEMENT TABLE - - (CAPTION?, TR*) -- mixed headers and data --><!ATTLIST TABLE %attrs; %needs; -- for control of text flow -- border NUMBER #IMPLIED -- draw borders -- colspec CDATA #IMPLIED -- column widths and alignment -- units (em|pixels|relative) em -- units for column widths -- width CDATA #IMPLIED -- absolute or percentage width -- %block.align; -- horizontal alignment -- nowrap (nowrap) #IMPLIED -- don't wrap words -- cellspacing NUMBER 2 -- insert space between cells -- cellpadding NUMBER 1 -- pad between cell border and content -- ><!ENTITY % cell "TH | TD"><!ENTITY % vertical.align "top|middle|bottom|baseline"><!ELEMENT TR - O (%cell)* -- row container --><!ATTLIST TR %attrs; align (left|center|right|justify) #IMPLIED valign (%vertical.align) top -- vertical alignment -- nowrap (nowrap) #IMPLIED -- don't wrap words -- ><!ELEMENT (%cell) - O %body.content><!ATTLIST (%cell) %attrs; colspan NUMBER 1 -- columns spanned -- rowspan NUMBER 1 -- rows spanned -- align (left|center|right|justify) #IMPLIED valign (%vertical.align) top -- vertical alignment -- nowrap (nowrap) #IMPLIED -- don't wrap words -- width CDATA #IMPLIED -- allow width for cells -- axis CDATA #IMPLIED -- axis name, defaults to element content -- axes CDATA #IMPLIED -- comma separated list of axis names -- ><!--================ Document Structure ===================================--><![ %HTML.Deprecated [ <!ENTITY % html.content "HEAD, BODY, PLAINTEXT?">]]><!ENTITY % html.content "HEAD, BODY"><!ELEMENT HTML O O (%html.content)><!ENTITY % version.attr "VERSION CDATA #FIXED "%HTML.Version;""><!ATTLIST HTML %version.attr;-- report DTD version to application -- >⌨️ 快捷键说明
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