HTML | DOM Area hostname Property

Last Updated : 30 Sep, 2019

The Area hostname property in HTML is used to return the hostname of the current URL. The Location hostname property returns a string which contains the domain name, or the IP address of a URL.
Syntax:

It return the Area hostname property.
```
 areaObject.hostname
```
It is used to set the Area hostname property.
```
areaObject.hostname = hostname 
```

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

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

Example 1: This example returns the Area hostname Property.

<!DOCTYPE html> 
<html> 
<title> 
    HTML DOM Area hostname Property 
</title> 
  
<body> 
    <h4> HTML DOM Area hostname 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= 
"https://media.geeksforgeeks.org/wp-content/uploads/a1-25.png"
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"> 
    </br>
    <p id="GEEK!"></p> 
      
    <script> 
        function GFG() { 
              
        // Return hostname property. 
            var x = document.getElementById("Geeks").hostname; 
        document.getElementById("GEEK!").innerHTML = x; 
        } 
    </script> 
</body> 
  
</html>                    

Output:
Before Clicking on Button:

After Clicking on Button:

Example 2: This example sets the Area hostname property.

<!DOCTYPE html> 
<html> 
<title> 
    HTML DOM Area hostname Property 
</title> 
  
<body> 
    <h4> HTML DOM Area hostname 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= 
"https://media.geeksforgeeks.org/wp-content/uploads/a1-25.png"
        width="300"
        height="100"
        alt="Geeksforgeeks"
        usemap="#Geeks1"> 
    </br>
    <p id="GEEK!"></p> 
      
    <script> 
        function GFG() { 
              
        // Set hostname property. 
            var x = document.getElementById("Geeks").hostname 
             = "ide.geeksforgeeks.org"; 
        document.getElementById("GEEK!").innerHTML = 
                "The hostname has been changed to " + x; 
        } 
    </script> 
</body> 
  
</html>                     