JS & DOM Reference
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Area protocol Property
Area Object
Definition and Usage
The protocol property sets or returns the protocol part of the href attribute value.
Syntax
Browser Support
The protocol property is supported in all major browsers.
Example
Example
Return the protocol for the "Venus" area in the image-map:
<body>
<img src="planets.gif"
width="145" height="126"
usemap="#planetmap" />
<map name="planetmap">
<area id="venus" shape="circle"
coords="124,58,8"
alt="Venus"
href="venus.htm" />
</map>
<p>Venus area's protocol:
<script type="text/javascript">
document.write(document.getElementById('venus').protocol);
</script>
</p>
</body>
</html>
The output of the code above will be:
Try it yourself »
Area Object
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