Reference Address: http://www.w3school.com.cn/tags/tag_iframe.asp
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Definition and usage
The IFRAME element creates an inline frame (inline frame) that contains another document.
A comparison with a tag- if you do not want to click and automatically include the content of the access address to this page with an IFRAME
<!DOCTYPE HTML Public "-//W3C//DTD XHTML 1.0 transitional//en" "http://www.w3.org/TR/xhtml1/DTD/ Xhtml1-transitional.dtd "><HTMLxmlns= "http://www.w3.org/1999/xhtml"><Head><Metahttp-equiv= "Content-type"content= "text/html; charset=utf-8" /><title>Untitled Document</title></Head><!--iframe--Pictures -<!--<iframe width= "100%" height= "100%" frameborder= "0" src= "iframe.jpg" ></iframe> -<!--Iframe--url automatically access the address to include the page content of the destination address on this page -<iframewidth= "100%"Height= "100%"frameborder= "0"src= "Https://www.baidu.com"></iframe><!--a tag manual click Access, jump to the target page -<ahref= "Https://www.baidu.com">A label</a><Body></Body></HTML>
Effect:
HTML <iframe> Tags