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What does the html area tag mean? Detailed explanation of the usage of html area tag
What does the html area tag mean? Detailed explanation of the usage of html area tag
html What does the area tag mean? How much do you know about the usage of html area tag? This article will introduce to you the definition and usage cases of the html area tag, as well as an introduction to the attributes of the html area tag (with examples)
Definition and usage of the html area tag:
tag defines the area in the image map (note: image map refers to an image with a clickable area).
area elements are always nested within
Note: The usemap attribute in the tag is associated with the name attribute of the map element, creating a link between the image and the map.
HTML tag example:
Image map with clickable area:
<img src="planets.jpg" border="0" usemap="#planetmap" alt="Planets" /> <map name="planetmap" id="planetmap"> <area shape="circle" coords="180,139,14" href ="venus.html" alt="Venus" /> <area shape="circle" coords="129,161,10" href ="mercur.html" alt="Mercury" /> <area shape="rect" coords="0,0,110,260" href ="sun.html" alt="Sun" /> </map>
tag attribute :
#alt: Alt text for the area.
coords: The coordinates of the area.
href: The target url of the area.
hreflang: The language of the target URL, a new attribute in HTML5.
media: What media/device the target URL is optimized for, a new attribute in HTML5.
nohref: There is no related link area, html5 does not support it.
rel: The relationship between the current document and the target url, a new attribute in HTML5.
shape: The shape of the area.
target: Where to open the target url.
type: MIME type of the target url, a new attribute in HTML5.
Format:
HTML tag example:
<!doctype html> <html> <head> <meta charset="UTF-8"> <title>html< area>标签_PHP笔记</title> </head> <body> <img src="http://www.php.cn/themes/Nana2.09/images/logo.png" alt="html< area>标签" width="300px" height="70px" alt="PHP笔记logo" usemap="#logo"> <map name="logo"> <area shape="rect" coords="0,0,70,70" alt="图标" href="#"> <area shape="rect" coords="85,0,280,50" alt="PHP笔记" href="#"> <area shape="rect" coords="85,50,275,70" alt="www.php.cn" href="#"> </map> <h3>上面图片被分为3个区域</h3> </body> </body> </html>
Note: The usemap attribute in can refer to the id or name attribute in
Differences between HTML and XHTML
In HTML, does not have a closing tag.
In XHTML, must be closed properly.
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