HTML element and valid DTD, html element dtd
| Tag |
HTML5 |
HTML 4.01/XHTML 1.0 |
XHTML 1, 1.1 |
| Transitional |
Strict |
Frameset |
| <A> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Abbr> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Acronym> |
No |
Yes |
Yes |
Yes |
Yes |
| <Address> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Applet> |
No |
Yes |
No |
Yes |
No |
| <Area> |
Yes |
Yes |
Yes |
Yes |
No |
| <Article> |
Yes |
No |
No |
No |
No |
| <Aside> |
Yes |
No |
No |
No |
No |
| <Audio> |
Yes |
No |
No |
No |
No |
| <B> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Base> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Basefont> |
No |
Yes |
No |
Yes |
No |
| <Bdi> |
Yes |
No |
No |
No |
No |
| <Bdo> |
Yes |
Yes |
Yes |
Yes |
No |
| <Big> |
No |
Yes |
Yes |
Yes |
Yes |
| <Blockquote> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Body> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Br> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Button> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Canvas> |
Yes |
No |
No |
No |
No |
| <Caption> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Center> |
No |
Yes |
No |
Yes |
No |
| <Cite> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Code> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Col> |
Yes |
Yes |
Yes |
Yes |
No |
| <Colgroup> |
Yes |
Yes |
Yes |
Yes |
No |
| <Command> |
Yes |
No |
No |
No |
No |
| <Datalist> |
Yes |
No |
No |
No |
No |
| <Dd> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Del> |
Yes |
Yes |
Yes |
Yes |
No |
| <Details> |
Yes |
No |
No |
No |
No |
| <Dfn> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Dir> |
No |
Yes |
No |
Yes |
No |
| <Div> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Dl> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Dt> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Em> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Embed> |
Yes |
No |
No |
No |
No |
| <Fieldset> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Figcaption> |
Yes |
No |
No |
No |
No |
| <Figure> |
Yes |
No |
No |
No |
No |
| <Font> |
No |
Yes |
No |
Yes |
No |
| <Footer> |
Yes |
No |
No |
No |
No |
| <Form> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Frame> |
No |
No |
No |
Yes |
No |
| <Frameset> |
No |
No |
No |
Yes |
No |
| <Head> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Header> |
Yes |
No |
No |
No |
No |
| <H1> to |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Hr> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Html> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <I> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Iframe> |
Yes |
Yes |
No |
Yes |
No |
|
Yes |
Yes |
Yes |
Yes |
Yes |
| <Input> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Ins> |
Yes |
Yes |
Yes |
Yes |
No |
| <Keygen> |
Yes |
No |
No |
No |
No |
| <Kbd> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Label> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Legend> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Li> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Link> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Map> |
Yes |
Yes |
Yes |
Yes |
No |
| <Mark> |
Yes |
No |
No |
No |
No |
| <Menu> |
Yes |
Yes |
No |
Yes |
No |
| <Meta> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Meter> |
Yes |
No |
No |
No |
No |
| <Nav> |
Yes |
No |
No |
No |
No |
| <Noframes> |
No |
Yes |
No |
Yes |
No |
| <Noscript> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Object> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Ol> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Optgroup> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Option> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Output> |
Yes |
No |
No |
No |
No |
| <P> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Param> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Pre> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Progress> |
Yes |
No |
No |
No |
No |
| <Q> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Rp> |
Yes |
No |
No |
No |
No |
| <Rt> |
Yes |
No |
No |
No |
No |
| <Ruby> |
Yes |
No |
No |
No |
No |
| <S> |
Yes |
Yes |
No |
Yes |
No |
| <Samp> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Script> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Section> |
Yes |
No |
No |
No |
No |
| <Select> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Small> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Source> |
Yes |
No |
No |
No |
No |
| <Span> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Strike> |
No |
Yes |
No |
Yes |
No |
| <Strong> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Style> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Sub> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Summary> |
Yes |
No |
No |
No |
No |
| <Sup> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Table> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Tbody> |
Yes |
Yes |
Yes |
Yes |
No |
| <Td> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Textarea> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Tfoot> |
Yes |
Yes |
Yes |
Yes |
No |
| <Th> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Thead> |
Yes |
Yes |
Yes |
Yes |
No |
| <Time> |
Yes |
No |
No |
No |
No |
| <Title> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Tr> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Track> |
Yes |
No |
No |
No |
No |
| <Tt> |
No |
Yes |
Yes |
Yes |
Yes |
| <U> |
No |
Yes |
No |
Yes |
No |
| <Ul> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Var> |
Yes |
Yes |
Yes |
Yes |
Yes |
| <Video> |
Yes |
No |
No |
No |
No |
| <Wbr> |
Yes |
No |
No |
No |
No |