html5 removes those elements

html5 removed elements: acronym, applet, basefont, big, center, dir, font, frame, frameset, noframes, strike, tt, s, u, etc.

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

HTML 4.01 elements that were removed in HTML 5 are:

Define acronyms

Please use <abbr></abbr> tag replaces it

tag is used to define embedded applet

Please use <object></object>Replace it

<applet code="Bubbles.class" width="350" height="350">
一个嵌入的 Java applet            
</applet>

##The tag is used to set the default font size of the document

tag makes larger text.

##The tag horizontally centers the text it surrounds

Tag definition directory list

##Specifies the size, font and color of the text

##Tag defines sub-window (frame)

## Tag defines a frameset

##Display text for browsers that do not support frames

tag defines strikethrough text

Please use

tag instead

Tag definition typewriter text

##

Tag defines strikethrough text. This tag is no longer supported in HTML 5.

Label defines underlined text

Label defines underlined text. This tag is no longer supported in HTML 5.

Of course, there are many new elements added in HTML5:

For painting< ;canvas> element

New multimedia elements for video and audio for media playback

• New form element for datalist for forms

• New elements for new semantics and structure

• ...
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