HTML & lt！ -...-& gt； label
Content stored in comment tags in html documents will not be displayed on the page.
HTML & lt！ DOCTYPE & gt tag
Tags can tell a browser which HTML or XHTML specification to use to render a web page.
HTML & lta> tag
Tags can define hyperlink href or anchor link #nane, which is one of the most important tags in html.
HTML & ltabbr & gt tag
Abbreviation tags indicate abbreviated forms, such as "Inc." and "etc", indicating that the text it contains is an abbreviated form of a longer word or phrase.
HTML & lt acronym & gt tag
Acronym elements can be defined by acronyms, such as "WWWC", which means "World Wide Web Consortium".
HTML & lt address & gt tag
An address can define a contact information (such as an email address). You can use it to define the address, signature or author of a file.
HTML & ltapplet & gt tag
Define applets embedded in html. Applet are usually HTML-based programs created in Java.
HTML & ltarea & gt tag
The region label defines the region in the image mapping of the image, and the region label is always nested in the mapping label.
HTML & ltb> tag
The text contained in the b tag has the effect of bold text, but does not have the extended meaning of the strong tag.
HTML & ltbase & gt tag
The base tag specifies the default url and default open location target for all links href on the html page.
HTML & ltbasefont & gt tag
The basefont tag defines the basic font style of html. This tag can define the color, size and font family of the default font for html documents.
HTML & ltbdo & gt tag
Bdo is used to define the reading direction of text in html documents, usually ltr from left to right, but also special, such as rtl from right to left in Arabic.
HTML & ltbig & gt tag
Large labels can easily enlarge fonts. When the browser displays the text contained between the big tag and its corresponding big tag, its font is one size larger than the surrounding text.
HTML & ltblockquote & gt tag
The blockquote tag defines a block reference, and all the defined text will be separated from the regular text, often indented left and right (to increase the outer margin) and sometimes italicized.
HTML & ltbody & gt tag
The body element defines the main body of an html document, including all the contents of the document (such as text, hyperlinks, images, tables and lists). ).)
HTML & ltbr & gt tag
The br tag is used to insert a line break in html. It is an empty tag with no closing tag, which is correctly written as' in xhtml.
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HTML & ltbutton & gt tag
The button label defines a button. Inside the button element, you can place text or images. This is the difference between this element and the button created with the input label.
HTML & ltcaption & gt tag
The caption tag is used to define the title of the table, which must be followed by the table tag. Usually, this title is placed in the center of the table.
HTML & lt center & gt tag
Center Center the text it contains horizontally. The center element is not supported in XHTML 1.0 Strict DTD. It is recommended to use CSS style to center the text.
HTML & lt references & gt tags
Cite tags usually indicate that the text they contain is a reference, such as the title of a book or magazine, which is usually indicated in italics.
HTML & lt code & gt tag
The code tag tag is usually used to display the text content of computer/programming source code.
HTML & ltcol & gt tag
Col tags define attribute values, such as width or alignment, for one or more columns in a table. This eliminates the need to apply styles repeatedly to individual cells and rows.
HTML & ltcolgroup & gt tag
Colgroup tags are used to group columns in a table for formatting. Tags can only be used in table elements.
HTML & ltdd & gt tag
Dd defines the definition part of the items in the custom list dl, and is usually used with dt.
HTML & ltdel & gt tag
Del tag can add strikethrough to the text content in html, and it is usually used in combination with ins tag to describe updates and corrections in documents.
HTML & ltdfn & gt tag
Dfn tags can be used to mark special terms or phrases in html, and browsers usually display the text in dfn in italics.
HTML & ltdir & gt tag
Definition and Usage The dir tag defines the directory list. In XHTML 1.0 Strict DTD, the dir element is not supported and is not recommended. Please use CSS to add styles to the list!
HTML & ltdiv & gt tag
Div tags are often used to lay out the content of html documents, and the content with relatively complete logical function can be regarded as a block. Div+css has become the standard specification for organizing content in xhtml.
HTML & ltdl & gt tag
Dl is used to create custom lists in html, and it is used with dt and dd.
HTML & ltdt & gt tag
Dt is used to define the title terminology part of the item in the custom list dl, and dd is used to determine the content part of the item.
HTML & ltem & gt tag
The text content in the em tag indicates the part with special emphasis, and browsers usually display the text in em in italics.
HTML & lt field set> tag
The fieldset tag can group related elements in a form. For example, a Geng Le tag can be used to draw a box with a title around a form control.
HTML & ltfont & gt tag
Font is used to specify the font, font size and font color of text in html. In XHTML 1.0 Strict DTD, font element is not supported, so it is suggested to use style CSS instead of font tag.
HTML & lt form & gt tag
The form tag can create an HTML input form for users, use action to transmit data to the server, and usually has a submit button. The form element is a block-level element, and lines are generated before and after it.
HTML & lt frame & gt tag
The frame tag defines a specific window (frame) in the frameset, and each frame can set different properties, such as border, scrolling, noresize, etc.
HTML & lt frameset & gt tag
The frameset element can define a frameset. It is used to organize multiple windows (frames). Each framework has a separate document.
HTML & lthead & gt tag
The head tag is located at the head of an html document, and it is a container for all the header elements. Meta-information such as title, keywords, description and base can be defined in the head tag, and css style sheet files and js browser scripts can also be introduced.
HTML & lth> tag
Tag h 1-h6 can define different levels of html titles. Tag h 1-h6 has precise semantics, so it is suggested to choose an appropriate title level to construct the structure of the document.
HTML & lthr & gt tag
The hr tag creates a horizontal line in the HTML page. In HTML, the hr tag has no closing tag. In XHTML, hr must be added/closed correctly.
Html < html > tag
Html tags define the starting point and ending point of an html document, and between them is the header and body of the document.
HTML & lt I> tag
I tags are similar to content-based style tags em. It tells the browser to display the text contained in it in italic or diagonal font.
HTML & ltiframe & gt tag
The iframe tag creates an area on the html page for loading another url. You can place text between iframes so that browsers that don't support iframes can display the text.
HTML & ltimg & gt tag
The img element embeds an image into a web page. The img tag has two required attributes: the src attribute and the alt attribute.
HTML & lt input & gt tag
Input tags are used to collect user information and are important tags in interactive html. According to different types of attribute values, input fields can take many forms, such as text fields, check boxes, text-shielded controls, radio buttons, buttons and so on.
HTML & ltins & gt tag
Ins tags define the text inserted into a document, and are usually used with del tags to describe updates and corrections in the document.
HTML & ltkbd & gt tag
Kbd tags define keyboard text, and browsers usually display the text contained in the tags in the same width font.
HTML & lt tag> tag
Label Label defines the text label of the input element in the form. When the user clicks on the text in the label, the input control corresponding to the for attribute will get the focus, which improves the user's interactivity.
HTML & lt legend & gt tag
You can use Legend in the html fieldset tag to draw a table box with a title around the form.
HTML & lt lee> tag
Li title is used to define the items in the list, which can be used in unordered list ul and ordered list ol, and can be easily typeset in html when used with css.
HTML & ltlink & gt tag
The link tag is located at the head of an html document, which defines the relationship between the document and external resources. The most common use is to link external style sheet css files.
HTML & lt map> tag
Map defines the client image mapping. An image map refers to an image with clickable areas.
HTML & lt menu & gt tag
Menu label can define a menu list, please use CSS style to define the type of list!
HTML & ltmeta & gt tag
The meta tag is located in the head part and is used to define the meta information of the page, such as character set, keywords, page description and other important information.
HTML & ltnoframes & gt tag
The noframes element can display text for browsers that do not support frames. The noframes element is located inside the frameset element.
Html < noscript > tag
The noscript element is used to define alternative text content when the browser does not support scripts.
HTML & ltobject & gt tag
Object defines an object embedded in html, which can be used to add multimedia to HTML pages, such as audio, video, Java applets, ActiveX, PDF and Flash.
HTML & ltol & gt tag
The ol tag defines an ordered list. All major browsers support ol tags.
HTML & ltoptgroup & gt tag
The optgroup tag defines an option group. Combine related options through optgroup tags:
HTML & lt options & gt tag
The option element is located inside the select element and is used to define an option (an item) in the drop-down list.
HTML & ltp> tag
P tags are used to define text paragraphs in html. The p element automatically creates some spaces before and after it. The browser will automatically add these blanks, or you can set them in the style sheet css.
HTML & ltparam & gt tag
The param element allows you to specify runtime setting parameters for objects inserted into XHTML documents.
HTML & ltpre & gt tag
Pre-element can define pre-formatted text, and the text contained in pre-element usually keeps spaces and line breaks, which is often used to represent the source code of a computer.
HTML & ltq> tag
Q tags are used to mark short inline references, and blockquote are used to mark long block references. If you use the blockquote element, the browser will insert line breaks and margins, and the q element will not have any special rendering.
HTML & lts> tag
The s tag can define the strikethrough text format, and the s tag is an abbreviated version of the strike tag.
HTML & ltsamp & gt tag
Samp tags are not often used. This tag is only used in rare cases, that is, some short character sequences are extracted from the normal context and emphasized.
HTML & lt script & gt tag
Script tags are used to define client scripts, such as JavaScript. Script elements can contain script statements or point to external script files through src attributes.
HTML & lt select & gt tag
The select element can create a single or multiple selection menus. When submitting the form, the browser will submit the selected items, or collect multiple options, separated by commas, and combine them into a parameter list.
HTML & ltsmall & gt tag
Small labels have the effect of small fonts, and they can also be nested, thus reducing the text continuously until they reach the lower limit of 1
HTML & ltspan & gt tag
Span tags are used to combine elements in a document. Span has no fixed format, and it will change visually when style css is applied to it.
HTML & lt strike & gt tag
Strike tag can be defined by strikethrough text definition, which can be abbreviated as S. It is suggested to use del tag instead!
HTML & ltstrong & gt tag
Strong tags, like em tags, are used to emphasize text, but more emphasis. Usually, the content in strong is displayed in bold.
HTML & ltstyle & gt tag
Style tags are usually located in the header and are used to define the style information of HTML documents. Defining the content of a style element requires a type attribute with a value of text/css.
HTML & ltsub & gt tag
Sub tag is used to define subscript text in html, which is very useful in mathematical equations, scientific symbols and chemical formulas.
HTML & ltsup & gt tag
Sup tags are used to define superscript text in html. This tag is very useful when adding footnotes to documents and representing exponential values in equations.
HTML & lt table & gt tag
The table tag is used to display a table in HTML, which consists of a table element and one or more tr, th or td elements.
HTML & lttbody & gt tag
The tbody tag represents the main body of the table and is used to combine the main contents of the HTML table. The tbody element is usually used in combination with thead and tfoot elements.
HTML & lttd & gt tag
Td tag defines the standard cells in HTML table, and the text in td element is generally displayed in normal font and aligned to the left.
Html < textarea > tag
The textarea tag defines a multiline text input control. You can specify the size of the textarea through the cols and rows properties, but it is best to use the height and width properties of CSS.
HTML & lttfoot & gt tag
The tag defines the footer (footnote or footnote) of the table. This tag is used to merge footnotes in HTML tables. The tfoot element should be used in combination with the ad and tbody elements.
HTML & ltth & gt tag
Th defines the header cell in the table. The text in the th element is usually displayed as bold text in the center, while the text in the td element is usually left-aligned plain text.
HTML & ltthead & gt tag
The thead tag defines the title of the table. This tag is used to combine the header contents of an HTML table. The ad element should be used in combination with the tbody and tfoot elements.
Html < title > tag
The title element is located in the head section and defines the title of the document. Browsers usually display the title in the title bar of the browser window.
HTML & lttr & gt tag
The tr tag defines the rows in the HTML table table, and the tr element contains one or more th or td elements.
HTML & ltTT & gt； label
Tt tags are used to present typewriter or text-like effects with the same width in html.
HTML & ltu> tag
Use U tags to underline text, and please try to avoid underlining text-users will confuse it with hyperlinks!
HTML & ltul & gt tag
Ul tags define unordered lists, li tags define items in lists, and css is used to specify the display style of unordered lists.
HTML & ltvar & gt tag
The var tag indicates the name of the variable, or the value provided by the user. Var tag is another technique used in computer documents. This tag is usually used with the code and pre tags.