JavaScript window.location get URL for each parameter detailed

Source: Internet
Author: User

URL is: Uniform Resource Locator (uniform Resource Locator, URL)
The complete URL is composed of these parts:
Scheme://host:port/path?query#fragment
Scheme: Communication protocol
Commonly used Http,ftp,maito, etc.


Http://localhost/test/test.htm?id=1

  code is as follows copy code

<body>
<script languge=javascript>
Alert ( Window.location.pathname);  --return   /test/test.htm
Alert (window.location.search);        -Returns    id=1
Alert (window.location.href);             --Return to    http://localhost/test/test.htm?id=1
</script>
</body>

The Location object contains information about the current URL. Property href the entire URL string.
Protocol A string containing the first part of the URL, such as http:
The host contains a string with the host name: part of the port number in the URL. such as//www.cenpok.net/server/
Hostname A string containing the host name in the URL. such as http://www.cenpok.net;
Port contains a string of port numbers that may exist in the URL.
Pathname after the "/" in the URL. such as ~list/index.htm
The string after the hash "#" (the CGI parameter).
Search "?" String after the number (CGI parameter).


For such a URL

The code is as follows Copy Code

Http://www.111cn.net:80/fisker/post/0703/window.location.html?ver=1.0&id=6#imhere

We can use JavaScript to get every part of it.
1, Window.location.href
Entire URL string (in the browser is the complete address bar)
This example returns a value:

The code is as follows Copy Code
Http://www.111cn.net:80/fisker/post/0703/window.location.html?ver=1.0&id=6#imhere

2,window.location.protocol
The protocol part of the URL
This example returns the value: http:

3,window.location.host
Host part of URL
This example returns a value of: www.111cn.net

4,window.location.port
Port portion of URL
If the default 80 port (update: Even if added: 80), then the return value is not the default of 80 but null characters
This example returns the value: ""

5,window.location.pathname
The path portion of the URL (that is, the file address)
This example returns a value of:/fisker/post/0703/window.location.html

6,window.location.search
Query (Parameters) Section
In addition to assigning values to dynamic languages, we can also give static pages and use JavaScript to get the value of a parameter that is believed to be
This example returns a value:? ver=1.0&id=6

7,window.location.hash
Anchor Point
This example returns a value: #imhere

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