<frame>、<iframe>、<embed>、<object> 和 <applet>

frame

frame must be in the frameset, the frameset and the body and can not co-exist (that is, once the frame exist, can not exist body, so this basic per person)

Recommended reading: https://www.w3school.com.cn/tags/tag_frame.asp

<html>

<frameset cols="25%,50%,25%">
  <frame src="frame_a.htm" />
  <frame src="frame_b.htm" />
  <frame src="frame_c.htm" />
</frameset>

</html>

Iframe

Our most well-known is the iframe, and it is very flexible and does not need to be placed in the frameset, it can be placed inside the body.

Recommended reading: https://www.w3school.com.cn/tags/tag_iframe.asp

< HTML > 
< body > 

< iframes. Src = "/ i / eg_landscape.jpg" > </ iframes. > 

< The p- > Some older browsers do not support iframe. </ The p- > 
< the p- > If not supported, iframe is not visible. </ P > 

</ body > 
</ HTML >

embed

Chinese translation of "nesting." Commonly used in embedded plug-ins (browser plug-ins, flash plug-in).

Note: Most modern browsers have been abandoned and canceled support for browser plug-ins.

Recommended reading: https://www.w3school.com.cn/tags/tag_embed.asp

<!DOCTYPE HTML>
<html>
<body>

<embed src="/i/helloworld.swf" />

</body>
</html>

object

HTML <object> elements (or known as HTML embedded object element ) represents the introduction of an external resource, this resource could be a picture, an embedded resource browsing context, or a plug-in also used.

<! - Embed a PDF -> 
< Object type = "file application / PDF" 
    Data = "/ Media / examples / the In-CC0.pdf" 
    width = "250" 
    height = "200 is" > 
</ Object > 

<! - embed a flash movie -> 
< Object Data = "move.swf" type = "file application / X-Shockwave-flash" > </ Object > 

<-! embed a flash movie with parameter -> 
< Object the Data = "move.swf" of the type = "application/x-shockwave-flash">
  <param name="foo" value="bar">
</object>

ps: object and embed the use of video in the domestic manufacturers of embedded video solutions, reflected most vividly: https://harttle.land/2017/02/12/embeding-video-sites.html

applet

Applet elements in HTML ( <applet>) marks containing the Java applet.

Note: This element has been abandoned H5, W3C specification does not encourage the use <applet>，更tend to use <object>the label.

<applet code="game.class" align="left" archive="game.zip" height="250" width="350">
  <param name="difficulty" value="easy">
  <b>Sorry, you need Java to play this game.</b>
</applet>

<frame>、<iframe>、<embed>、<object> 和 <applet>

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