jquery.cookie.js[保存]
jQuery操作cookie的插件
下载地址：
作者地址：http://www.stilbuero.de/2006/09/17/cookie-plugin-for-jquery/
操作：
$.cookie(‘the_cookie’); // 读取 cookie
$.cookie(‘the_cookie’, 'the_value’); // 存储 cookie
$.cookie(‘the_cookie’, 'the_value’, { expires: 7 }); // 存储一个带7天期限的 cookie
$.cookie(‘the_cookie’, '', { expires: -1 }); // 删除 cookie
$.cookie(‘the_cookie’, 'the_value’); // 存储 cookie
$.cookie(‘the_cookie’, 'the_value’, { expires: 7 }); // 存储一个带7天期限的 cookie
$.cookie(‘the_cookie’, '', { expires: -1 }); // 删除 cookie
jQuery.cookie源代码
jQuery.cookie=function(name,value,options){
if(typeofvalue!='undefined'){//nameandvaluegiven,setcookie
options=options||{};
if(value===null){
value='';
options.expires=-1;
}
varexpires='';
if(options.expires&&(typeofoptions.expires=='number'||options.expires.toUTCString)){
vardate;
if(typeofoptions.expires=='number'){
date=newDate();
date.setTime(date.getTime()+(options.expires*24*60*60*1000));
}else{
date=options.expires;
}
expires=';expires='+date.toUTCString();//useexpiresattribute,max-ageisnotsupportedbyIE
}
varpath=options.path?';path='+options.path:'';
vardomain=options.domain?';domain='+options.domain:'';
varsecure=options.secure?';secure':'';
document.cookie=[name,'=',encodeURIComponent(value),expires,path,domain,secure].join('');
}else{//onlynamegiven,getcookie
varcookieValue=null;
if(document.cookie&&document.cookie!=''){
varcookies=document.cookie.split(';');
for(vari=0;i<cookies.length;i++){
varcookie=jQuery.trim(cookies[i]);
//Doesthiscookiestringbeginwiththenamewewant?
if(cookie.substring(0,name.length+1)==(name+'=')){
cookieValue=decodeURIComponent(cookie.substring(name.length+1));
break;
}
}
}
returncookieValue;
}
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jQuery.cookie=function(name,value,options){
if(typeofvalue!='undefined'){//nameandvaluegiven,setcookie
options=options||{};
if(value===null){
value='';
options.expires=-1;
}
varexpires='';
if(options.expires&&(typeofoptions.expires=='number'||options.expires.toUTCString)){
vardate;
if(typeofoptions.expires=='number'){
date=newDate();
date.setTime(date.getTime()+(options.expires*24*60*60*1000));
}else{
date=options.expires;
}
expires=';expires='+date.toUTCString();//useexpiresattribute,max-ageisnotsupportedbyIE
}
varpath=options.path?';path='+options.path:'';
vardomain=options.domain?';domain='+options.domain:'';
varsecure=options.secure?';secure':'';
document.cookie=[name,'=',encodeURIComponent(value),expires,path,domain,secure].join('');
}else{//onlynamegiven,getcookie
varcookieValue=null;
if(document.cookie&&document.cookie!=''){
varcookies=document.cookie.split(';');
for(vari=0;i<cookies.length;i++){
varcookie=jQuery.trim(cookies[i]);
//Doesthiscookiestringbeginwiththenamewewant?
if(cookie.substring(0,name.length+1)==(name+'=')){
cookieValue=decodeURIComponent(cookie.substring(name.length+1));
break;
}
}
}
returncookieValue;
}
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