No longer supported: 1. name; 2. applet; 3. acronym; 4. basefont; 5. big; 6. center; 7. font; 8. strike; 9. frame; 10. frameset; 11. listing; 12. plaintext, etc.
The operating environment of this tutorial: Windows 7 system, HTML5 version, Dell G3 computer.
Elements no longer supported by HTML5
1. For <code>name in the hyperlink, replace <code> with id
2, <code>applet (recommended <code>object): define <code>applet
3, <code>acronym( Suggestion <code>abbr): Define acronym
4, <code>basefont
5, <code>big: Define large text
6, <code>center: Define text centering
7, <code>font
8, <code> strike (use <code>del): Define strikethrough text
9, <code>tt: Define typewriter text
10, <code>u: Define underline text
11, <code>frame (recommended <code>iframe): Define sub-window (frame)
12, <code>frameset: Define the set of frames
13, <code>dir: Define the directory list (use <code> ulreplacement)
14. Abolish <code><xmp></xmp> and use <code><code> instead of
15. The <code>align attribute of the <code>h1-h6 element no longer supports
16. The <code>listing element is abolished and uses <code>pre Replace
17. Abolish the <code>plaintext element and use the "<code>text/plain" MIME type instead
18 , Abolish <code><rb></rb>, use <code><ruby></ruby> instead of
Recommended learning: Html5 video tutorial
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