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.appName
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>
»
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>
»
Strange
enough, "Netscape" is the application name for both IE11, Chrome,
Firefox, and Safari.
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>
»
"Mozilla"
is the application code name for both Chrome, Firefox, IE, Safari, and Opera.
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>
»
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>
»
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>
»
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>
»
The Browser
Language
The language
property returns the browser's language:
Example
<p
id="demo"></p>
<script>
document.getElementById("demo").innerHTML
= navigator.language;
</script>
»
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>
»
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>
»
0 comments: