Jquery cookie plug-in code class

Provides convenient methods to operate cookies: CopyCode The Code is as follows: $. Cookie (the _ cookie); // obtain the cookie
$. Cookie (the _ cookie, The _ value); // set the cookie
$. Cookie (the _ cookie, The _ value, {expires: 7}); // set a cookie with time
$. Cookie (the _ cookie, The _ value, {expires: 7, path: '/', domain: 'sosuo8. com ', secure: true });
$. Cookie (the _ cookie ', '', {expires:-1}); // Delete
$. Cookie (the _ cookie, null); // delete a cookie

Code:Copy codeThe Code is as follows :/**
* Cookie plugin
*
* Copyright (c) 2006 Klaus Hartl (stilbuero.de)
* Dual licensed under the MIT and GPL licenses:
* Http://www.opensource.org/licenses/mit-license.php
* Http://www.gnu.org/licenses/gpl.html
*
*/

/**
* Create a cookie with the given name and value and other optional parameters.
*
* @ Example $. Cookie (the _ cookie, The _ value ');
* @ DESC set the value of a cookie.
* @ Example $. cookie (the _ cookie, The _ value, {expires: 7, path: '/', domain: 'jquery. com ', secure: true });
* @ DESC create a cookie with all available options.
* @ Example $. Cookie (the _ cookie, The _ value ');
* @ DESC create a session cookie.
* @ Example $. Cookie (the _ cookie, null );
* @ DESC delete a cookie by passing null as value. Keep in mind that you have to use the same path and domain
* Used when the cookie was set.
*
* @ Param string name the name of the cookie.
* @ Param string value the value of the cookie.
* @ Param object options an object literal containing key/value pairs to provide optional cookie attributes.
* @ Option number | date expires either an integer specifying the expiration date from now on in days or a date object.
* If a negative value is specified (e.g. A date in the past), the cookie will be deleted.
* If set to null or omitted, the cookie will be a session cookie and will not be retained
* When the browser exits.
* @ Option string path the value of the path atribute of the cookie (default: path of page that created the cookie ).
* @ Option string domain the value of the domain attribute of the cookie (default: domain of page that created the cookie ).
* @ Option Boolean secure if true, the secure attribute of the cookie will be set and the cookie transmission will
* Require a secure protocol (like https ).
* @ Type undefined
*
* @ Name $. Cookie
* @ Cat plugins/cookie
* @ Author Klaus Hartl/klaus.hartl@stilbuero.de
*/

/**
* Get the value of a cookie with the given name.
*
* @ Example $. Cookie (the _ cookie ');
* @ DESC get the value of a cookie.
*
* @ Param string name the name of the cookie.
* @ Return the value of the cookie.
* @ Type string
*
* @ Name $. Cookie
* @ Cat plugins/cookie
* @ Author Klaus Hartl/klaus.hartl@stilbuero.de
*/
Jquery. Cookie = function (name, value, options ){
If (typeof value! = 'Undefined') {// name and value given, set cookie
Options = options | {};
If (value = NULL ){
Value = '';
Options. expires =-1;
}
VaR expires = '';
If (options. expires & (typeof options. expires = 'number' | options. expires. toutcstring )){
VaR date;
If (typeof options. expires = 'number '){
Date = new date ();
Date. settime (date. gettime () + (options. expires * 24x60*60*1000 ));
} Else {
Date = options. expires;
}
Expires = '; expires =' + date. toutcstring (); // use expires attribute, Max-age is not supported by IE
}
// Caution: needed to parenthesize options. Path and options. Domain
// In the following expressions, otherwise they evaluate to undefined
// In the packed version for some reason...
VaR Path = options. Path? '; Path =' + (options. Path ):'';
VaR domain = options. domain? '; Domain =' + (options. domain ):'';
VaR secure = options. secure? '; Secure ':'';
Document. Cookie = [name, '=', encodeuricomponent (value), expires, path, domain, secure]. Join ('');
} Else {// only name given, get Cookie
VaR cookievalue = NULL;
If (document. Cookie & document. Cookie! = ''){
VaR cookies = Document. Cookie. Split (';');
For (VAR I = 0; I <cookies. length; I ++ ){
VaR cookie = jquery. Trim (Cookies [I]);
// Does this cookie string begin with the name we want?
If (cookie. substring (0, name. Length + 1) = (name + '= ')){
Cookievalue = decodeuricomponent (cookie. substring (name. Length + 1 ));
Break;
}
}
}
Return cookievalue;
}
};