HTML Dom tutorial 10-html Dom navigator object
1: navigator object
The navigator object is actually a JavaScript Object, not an html dom object.
The navigator object is automatically created by the Javascript runtime engine and contains information about the client browser.
2: Set of Navigator objects
| Set |
Description |
IE |
F |
O |
| Plugins [] |
Returns a reference to all embedded objects in the document. This collection is an array of plugin objects, and the elements represent the plug-ins installed in the browser. The plug-in object provides information about the plug-in, including a list of supported MIME types. Although the Plugins [] array is defined by IE 4, it is always empty in IE 4, because IE 4 does not support plug-ins and plugin objects. |
4 |
1 |
9 |
3: attributes of the navigator object
| Attribute |
Description |
IE |
F |
O |
| Appcodename |
Return to the browser'sCodeName. |
4 |
1 |
9 |
| Appminorversion |
Returns the secondary version of the browser. |
4 |
No |
No |
| Appname |
Returns the name of the browser. |
4 |
1 |
9 |
| Appversion |
Return the platform and version information of the browser. |
4 |
1 |
9 |
| Browserlanguage |
Returns the language of the current browser. |
4 |
No |
9 |
| Cookieenabled |
Returns a Boolean value indicating whether the cookie is enabled in the browser. |
4 |
1 |
9 |
| Cpuclass |
Returns the CPU level of the browser system. |
4 |
No |
No |
| Online |
Returns a Boolean value indicating whether the system is in offline mode. |
4 |
No |
No |
| Platform |
Return to the operating system platform that runs the browser. |
4 |
1 |
9 |
| Systemlanguage |
Returns the default OS language. |
4 |
No |
No |
| Useragent |
Returns the value of the User-Agent header of the server sent by the client. |
4 |
1 |
9 |
| Userlanguage |
Returns the OS's natural language settings. |
4 |
No |
9 |
4: Method of the navigator object
| Method |
Description |
IE |
F |
O |
| Javaenabled () |
Specifies whether the browser enables Java. |
4 |
1 |
9 |
| Taintenabled () |
Specifies whether the browser enables data tainting ). |
4 |
1 |
9 |