JavaScript Window Navigator
The window.navigator
object contains information about the
visitor's browser.
Window Navigator
The window.navigator
object can be written without the window prefix.
Some examples:
navigator.cookieEnabled
navigator.appCodeName
navigator.platform
Browser Cookies
The cookieEnabled
property returns true if cookies are enabled, otherwise
false:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML =
"cookiesEnabled is " + navigator.cookieEnabled;
</script>
Try it Yourself »
Browser Application Name
The appName
property returns the application name
of the browser:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML =
"navigator.appName is " + navigator.appName;
</script>
Try it Yourself »
Warning
This property is removed (deprecated) in the latest web standard.
Most browsers (IE11, Chrome, Firefox, Safari) returns Netscape as appName.
Browser Application Code Name
The appCodeName
property returns the application code name
of the browser:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML =
"navigator.appCodeName is " + navigator.appCodeName;
</script>
Try it Yourself »
Warning
This property is removed (deprecated) in the latest web standard.
Most browsers (IE11, Chrome, Firefox, Safari, Opera) returns Mozilla as appCodeName.
The Browser Engine
The product
property returns
the product name of the browser engine:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML =
"navigator.product is " + navigator.product;
</script>
Try it Yourself »
Warning
This property is removed (deprecated) in the latest web standard.
Most browsers returns Gecko as product.
The Browser Version
The appVersion
property returns
version information about the browser:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.appVersion;
</script>
Try it Yourself »
The Browser Agent
The userAgent
property returns the user-agent header sent by the browser to the server:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.userAgent;
</script>
Try it Yourself »
Warning !!!
The information from the navigator object can often be misleading, and should not be used to detect browser versions because:
- Different browsers can use the same name
- The navigator data can be changed by the browser owner
- Some browsers misidentify themselves to bypass site tests
- Browsers cannot report new operating systems, released later than the browser
The Browser Platform
The platform
property returns the browser platform
(operating system):
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.platform;
</script>
Try it Yourself »
The Browser Language
The language
property returns the browser's language:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.language;
</script>
Try it Yourself »
Is The Browser Online?
The onLine
property returns true if the browser is online:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.onLine;
</script>
Try it Yourself »
Is Java Enabled?
The javaEnabled()
method returns true if Java is enabled:
Example
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML = navigator.javaEnabled();
</script>
Try it Yourself »