What are the tags deleted by html5

html5 deleted tags: basefont, big, center, font, s, strike, tt, u, frame, noframes, frameset, bgsound, blink, marquee, applet, isindex, listing, etc.

The operating environment of this tutorial: Windows 7 system, HTML5 version, Dell G3 computer.

html5 Delete (abandoned) tags

Tags that can be replaced by css

Delete For purely expressive elements such as basefont, big, center, font, s, strike, tt, and u, HTML5 advocates putting the screen display functions in CSS for unified editing. .

html5 no longer uses frame

Frame, noframes and frameset are no longer used. These tags have a negative impact on usability. HTML5 does not support frame frames, but only supports iframe frames, or use a server-side format composed of multiple pages that conforms to the page, and delete the above three tags.

Only tags supported by some browsers

bgsound background music, blink text flashing, marquee text scrolling, applet

Others are not commonly used Tag

• ul replaces dir

• pre replaces listing

• code replaces xmp

• ruby replaces rb

• abbr replaces acronym

• Abolish isindex and use form combined with input alternative way.

• Abolish listing and use pre instead

• Abolish nextid and use guids

• Abolish plaintex and use "text /plian" (unformatted text) MIME type alternative.

Supplement: Redefined html tag

: represents inline text, usually bold, not passed to indicate important the meaning of.