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HTML DOM defaultView Property

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The DOM defaultView property in HTML is used to return the document Window Object. The window object is the open windows in the browser. 

Syntax:

document.defaultView 

Return Value: It is used to returns the current Window Object. 

Example 1: 

html

<!DOCTYPE html>
<html>
    <head>
        <title>
            DOM defaultView Property
        </title>
    </head>
      
    <body style = "text-align:center">
          
        <h1 style = "color:green">GeeksForGeeks</h1>
        <h2>DOM defaultView Property </h2>
          
        <button onclick = "geeks()">Submit</button>
          
        <p id="sudo"></p>
          
        <script>
            function geeks() {
                var doc = document.defaultView;
                document.getElementById("sudo").innerHTML = doc;
            }
        </script>
      
    </body>
</html>                    

                    

Output: Before Click on the button: 

 

After Click on the button:

  

Example 2: This example is used to return the width and height of the Windows. 

html

<!DOCTYPE html>
<html>
    <head>
        <title>
            DOM defaultView Property
        </title
    </head>
      
    <body>
        <center>
            <h1 style = "color:green;">GeeksForGeeks</h1>
            <h2>DOM defaultView Property </h2>
              
            <button onclick="Geeks()">Submit</button>
              
            <p id="sudo"></p>
              
            <!-- script to find window size -->
            <script>
                function Geeks() {
                    var def_view = document.defaultView;
                    var width = def_view.innerWidth;
                    var height = def_view.innerHeight;
                    document.getElementById("sudo").innerHTML 
                    = "Width: " + width + 
                    "<br>Height: " + height;
                }
            </script>
        </center>
    </body>
</html>                    

                    

Output: Before Click on the button: 

 

After Click on the button:

  

Supported Browsers: The browser supported by DOM defaultView property are listed below:

  • Google Chrome 1 and above
  • Edge 12 and above
  • Internet Explorer 9 and above
  • Firefox 1 and above
  • Opera 12.1 and above
  • Safari 1 and above


Last Updated : 13 Jun, 2023
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