Area protocol Property - Javascript DOM HTML Element

Javascript examples for DOM HTML Element:Area

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Description

The protocol property sets or gets the protocol part of the href attribute value.

Set the protocol property with the following Values

ValueDescription
protocol The protocol of a URL: file: ftp: http: https: mailto: etc..

Return Value

A String, representing the protocol part of the URL

The following code shows how to Return the protocol of the URL for a specific area in an image-map:

Demo Code

ResultView the demo in separate window 

<!DOCTYPE html>
<html>
<body>

<img src="http://java2s.com/resources/a.png" width="145" height="126" usemap="#myMap">

<map name="myMap">
  <area id="myId" shape="circle" coords="125,60,10" alt="Venus" href="venus.htm">
</map>//w  ww  . ja  v a2  s  .  c o m

<button onclick="myFunction()">Test</button>

<p id="demo"></p>

<script>
function myFunction() {
    var x = document.getElementById("myId").protocol;
    document.getElementById("demo").innerHTML = x;
}
</script>

</body>
</html>

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