HTMLで定義されているものです。
DTDでパラメータ実体として定義されているものです。
"#000000"
"#C0C0C0"
"#808080"
"#FFFFFF"
"#800000"
"#FF0000"
"#800080"
"#FF00FF"
"#008000"
"#00FF00"
"#808000"
"#FFFF00"
"#000080"
"#0000FF"
"#008080"
"#00FFFF"
YYYY-MM-DDThh:mm:ssTZD
language-code = primary-code ( "-" subcode )*
DTDで定義されている全てのパラメータ実体です。
"(top|bottom|left|right)"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"(#PCDATA | %block; | form | %inline; | %misc;)*"
"NMTOKEN"
PUBLIC "-//W3C//ENTITIES Latin 1 for XHTML//EN" "xhtml-lat1.ent"
PUBLIC "-//W3C//ENTITIES Special for XHTML//EN" "xhtml-special.ent"
PUBLIC "-//W3C//ENTITIES Symbols for XHTML//EN" "xhtml-symbol.ent"
"(top|middle|bottom|left|right)"
"(#PCDATA | %inline; | %misc.inline;)*"
"(text | password | checkbox | radio | submit | reset | file | hidden | image | button)"
"(top|bottom|left|right)"
"CDATA"
"NMTOKEN"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"CDATA"
"(row|col|rowgroup|colgroup)"
"CDATA"
"(rect|circle|poly|default)"
"CDATA"
"(left|center|right)"
"(void|above|below|hsides|lhs|rhs|vsides|box|border)"
"(none | groups | rows | cols | all)"
"CDATA"
"align (left|center|right|justify) #IMPLIED"
"(disc|square|circle)"
"CDATA"
"CDATA"
"(#PCDATA | %special; | %fontstyle; | %phrase; | %inline.forms; | %misc.inline;)*"
"%coreattrs; %i18n; %events;"
"p | %heading; | div | %lists; | %blocktext; | isindex | fieldset | table"
"pre | hr | blockquote | address | center"
"(#PCDATA | p | %heading; | div | %lists; | %blocktext; | table | br | span | bdo | object | applet | img | map | %fontstyle; | %phrase; | %misc;)*"
"align (left|center|right|justify|char) #IMPLIED char %Character; #IMPLIED charoff %Length; #IMPLIED"
"valign (top|middle|bottom|baseline) #IMPLIED"
"id ID #IMPLIED class CDATA #IMPLIED style %StyleSheet; #IMPLIED title %Text; #IMPLIED"
"onclick %Script; #IMPLIED ondblclick %Script; #IMPLIED onmousedown %Script; #IMPLIED onmouseup %Script; #IMPLIED onmouseover %Script; #IMPLIED onmousemove %Script; #IMPLIED onmouseout %Script; #IMPLIED onkeypress %Script; #IMPLIED onkeydown %Script; #IMPLIED onkeyup %Script; #IMPLIED"
"accesskey %Character; #IMPLIED tabindex %Number; #IMPLIED onfocus %Script; #IMPLIED onblur %Script; #IMPLIED"
"%fontstyle.basic; | %fontstyle.extra;"
"tt | i | b | u | s | strike "
"big | small | font | basefont"
"(#PCDATA | %block; | %inline; | %misc;)*"
"(script|style|meta|link|object|isindex)*"
"h1|h2|h3|h4|h5|h6"
"lang %LanguageCode; #IMPLIED xml:lang %LanguageCode; #IMPLIED dir (ltr|rtl) #IMPLIED"
"a | %special; | %fontstyle; | %phrase; | %inline.forms;"
"input | select | textarea | label | button"
"ul | ol | dl | menu | dir"
"noscript | %misc.inline;"
"ins | del | script"
"%phrase.basic; | %phrase.extra;"
"em | strong | dfn | code | q | samp | kbd | var | cite | abbr | acronym"
"sub | sup"
"(#PCDATA | a | %special.basic; | %fontstyle.basic; | %phrase.basic; | %inline.forms; | %misc.inline;)*"
"%special.basic; | %special.extra;"
"br | span | bdo"
"object | applet | img | map | iframe"