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HTML | DOM Area host Property
  • Last Updated : 31 May, 2019

The DOM Area host Property in HTML DOM is used to set or return the hostname and port part of the href attribute value.
Syntax:

  • It return the Area host property.
     areaObject.host
  • It is used to set the Area host property.
    areaObject.host = hostname:port 

Property Values: It contains single value hostname:port which specify the hostname and port number of the URL.

Return Value: It returns a string value which represents the domain name and port number of the URL.

Example 1: This example returns the Area host Property.




<!DOCTYPE html> 
<html
<title
    HTML DOM Area host Property 
</title
  
<body
    <h4> HTML DOM Area host Property </h4
    <button onclick="GFG()">Click Here! 
    </button
    <map name="Geeks1"
        <area id="Geeks"
            shape="rect"
            coords="0, 0, 110, 100"
            alt="Geeks"
            href
        https://manaschhabra:manaschhabra499@www.geeksforgeeks.org:80/
                        target="_self"
    </map> 
  
    <img src
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"
    </br>
    <p id="GEEK!"></p
      
    <script
        function GFG() { 
              
        // Return host property. 
            var x = document.getElementById("Geeks").host; 
        document.getElementById("GEEK!").innerHTML = x; 
        
    </script
</body
  
</html>                    

Output:
Before Clicking on Button:



After Clicking on Button:


Example 2:
This example sets the Area host property.




<!DOCTYPE html> 
<html
<title
    HTML DOM Area host Property 
</title
  
<body
    <h4> HTML DOM Area host Property </h4
    <button onclick="GFG()">Click Here! 
    </button
    <map name="Geeks1"
        <area id="Geeks"
            shape="rect"
            coords="0, 0, 110, 100"
            alt="Geeks"
            href
        https://manaschhabra:manaschhabra499@www.geeksforgeeks.org:80/
                       target="_self"
    </map> 
  
    <img src
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"
    </br>
    <p id="GEEK!"></p
      
    <script
        function GFG() { 
              
        // Set host property. 
            var x = document.getElementById("Geeks").host = 
             "www.geeksforgeeks.org:111"; 
        document.getElementById("GEEK!").innerHTML = 
                "The host has been changed to " + x; 
        
    </script
</body
  
</html>                     

Output:
Before Clicking on Button:

After Clicking on Button:

Supported Browsers:

  • Google Chrome
  • Firefox
  • Internet Explorer
  • Opera
  • Safari



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