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JS & DOM Reference

Overview

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HTML DOM Objects

DOM Document DOM Events DOM Elements
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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

areaObject.protocol=protocol

Browser Support

The protocol property is supported in all major browsers.

Example

Return the protocol for the "Venus" area in the image-map:

<html>
<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>
document.write(document.getElementById('venus').protocol);
</script>
</p>

</body>
</html>

The output of the code above will be:

Venus area's protocol: http:

Try it yourself »

Area Object