HTML | Navigator userAgent Property

The Navigator userAgent property is used for returning the user-agent header’s value sent to the server by the browser. It returns a string representing values such as the name, version, and platform of the browser.

Syntax:

navigator.userAgent

Below program illustrates the Navigator userAgent Property:



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code

<!DOCTYPE html>
<html>
  
<head>
    <title>
      Navigator userAgent Property in HTML
    </title>
    <style>
        h1 {
            color: green;
        }
          
        h2 {
            font-family: Impact;
        }
          
        body {
            text-align: center;
        }
    </style>
</head>
  
<body>
  
    <h1>GeeksforGeeks</h1>
    <h2>Navigator userAgent Property</h2>
  
    <p>
      For checking the browser's User-agent header name,
      double click the "Check User Agent" button: 
    </p>
  
    <button ondblclick="checkua()">
      Check User Agent
    </button>
  
    <p id="header"></p>
  
    <script>
        function checkua() {
            var u = 
                "User-agent header sent by the browser : " 
                                     + navigator.userAgent;
            document.getElementById("header").innerHTML = u;
        }
    </script>
  
</body>
  
</html>   

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Output:

After clicking the button

Supported Browsers: The browser supported by Navigator userAgent are listed below:

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


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Improved By : ManasChhabra2



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