即HTML（Hypertext Markup Language）， 文本标志语言， 一个网页对应于一个HTML文件，75% frame src=http://www.w3chtml.com/html/page1.htm frame src=http://www.w3chtml.com/html/page2.htm/frameset Formsform action= method=post/getinput type=text name=lastnamevalue=Nixon size=30 maxlength=50input type=passwordinput type=checkbox checked=checkedinput type=radio checked=checkedinput type=submitinput type=resetinput type=hiddenselectoptionApplesoption selectedBananasoptionCherries/selecttextarea name=Comment rows=60cols=20/textarea/form Entitieslt; is the same as gt; is the same as #169; is the same as Other Elements!-- This is a comment --blockquoteText quoted from some source./blockquoteaddressAddress 1brAddress 2brCitybr/address ，是用于描写网页文档的一种标志语言，有3个双标志符用于页面整体布局简直认。

即HTML文件的开头与末了符号和HTML的头部与实体2大部门，可以利用任何可以或许生成TXT范例源文件的文本编辑来发生HTML文件， 超文本标志语言尺度的HTML文件都具有一个根基的整体布局，HTML文件以.htm或.html为扩展名。

and Image Elementsa href=http://www.w3chtml.com/html/http:/www.example.com/This is a Link/aa href=http://www.w3chtml.com/html/http:/www.example.com/img src=URLalt=Alternate Text/aa href=http://www.w3chtml.com/html/mailto:[email protected] e-mail/aA named anchor:a name=tipsUseful Tips Section/aa href=#tipsJump to the Useful Tips Section/a Unordered listulliFirst item/liliNext item/li/ul Ordered listolliFirst item/liliNext item/li/ol Definition listdldtFirst term/dtddDefinition/dddtNext term/dtddDefinition/dd/dl Tablestable border=1tr thsomeheader/th thsomeheader/th/trtr tdsometext/td tdsometext/td/tr/table Framesframeset cols=25%， HTML Basic DocumenthtmlheadtitleDocument name goes here/title/headbodyVisible text goes here/body/html Text ElementspThis is a paragraph/pbr (line break)hr (horizontal rule)preThis text is preformatted/pre Logical StylesemThis text is emphasized/emstrongThis text is strong/strongcodeThis is some computer code/code Physical StylesbThis text is bold/biThis text is italic/i Links， Anchors，。