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Absolute tags in html5: 1. basefont, used to define the default color, size and font of all text in the document; 2. big, used to make larger text; 3. font, specifying the text Font, font size, font color; 4. s, identifies incorrect, inaccurate or useless text; 5. strike, defines strikethrough text; 6. tt, defines typewriter text; 7. u, defines Underlined text; 8. frameset, defines a frameset; 9. dir, defines a directory list.
The operating environment of this tutorial: Windows 7 system, CSS3&&HTML5 version, Dell G3 computer.
HTML5 obsolete tags (elements)
1. Tags that can be replaced by CSS
Among some of the tags before html5, some tags are purely used for display effects. 2. H5 continues the separation of content and performance, leaving more of the display effects to CSS. Therefore, the abandoned tags in this regard are: abd1d7fe556b8a5c1c26946ca234394a
, 3d49bde0e0b2e042578ad34140b6c48e
, 240cb830ca84ebaabbd07850110b414d
, 2e44d2d3284d23d932e1fd85f3d4cf3a
、533df51242d4fe18c58d599b7d69a4e4
、78f983dbc27872ba42409adefe5049d9
、88f336217b3880082bb52d49b5de60a5
2. Frame is no longer supported
Since frame has a negative impact on page usability, frame is no longer supported in HTML5. But iframe framework is supported. Therefore, thef900b4fc197b16ab214eecf015bb6bd2,
04a0d55efbbfd646a993fbc01f262c57,
37f861bd36cef5b6406eba87d20a5bab
The frameset element is used to organize one or more 04a0d55efbbfd646a993fbc01f262c57 elements. Each 04a0d55efbbfd646a993fbc01f262c57 has its own separate document.
The frameset element specifies how many columns or rows exist in the frameset, and the percentage/pixels occupied by each row and column.
The noframes element is inserted into the f900b4fc197b16ab214eecf015bb6bd2 element.
被废弃的标签 替代的标签 <bgsound> <audio> <marquee> js代码实现 <applet> <embed>和<object> <rb> <ruby> <acronym> <abbr> <dir> <ul> <isindex> <form>和<input>集合 <listing> <pre class="brush:php;toolbar:false"> <xmp> <code> <nextid> GUIDS <plaintext> "text/plain" MIME 类型Only tags supported by some browsers
bgsound background music, blink text flashing, marquee text scrolling, applet
Supplement: Redefined html tag
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