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javascript cookies 存、取、删除实例

<script>
//写cookies函数 作者:翟振凯
function
SetCookie(name,value)//两个参数,一个是cookie的名子,一个是值
{
    var Days = 30;
//此 cookie 将被保存 30 天
    var exp  = new Date();    //new
Date("December 31, 9998");
    exp.setTime(exp.getTime() +
Days*24*60*60*1000);
    document.cookie = name + "="+ escape (value)
+ ";expires=" + exp.toGMTString();
}
function
getCookie(name)//取cookies函数        
{
    var arr =
document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));
 
   if(arr != null) return unescape(arr[2]); return null;
}
function
delCookie(name)//删除cookie
{
    var exp = new Date();
   
exp.setTime(exp.getTime() - 1);
    var cval=getCookie(name);
   
if(cval!=null) document.cookie= name +
"="+cval+";expires="+exp.toGMTString();
}
SetCookie
("xiaoqi", "3")
alert(getCookie('xiaoqi'));
</script>
一个非常实用的javascript读写Cookie函数
一个非常实用的javascript
读写Cookie函数  
function  GetCookieVal(offset)
//获得Cookie解码后的值
{
var  endstr  =  documents.cookie.indexOf  (";",  offset);
if  (endstr  ==  -1)
endstr  =  documents.cookie.length;
return  unescape(documents.cookie.substring(offset,  endstr));
}
function  SetCookie(name,  value)
//
设定Cookie值
{
var  expdate  =  new  Date();
var  argv  =  SetCookie.arguments;
var  argc  =  SetCookie.arguments.length;
var  expires  =  (argc  >  2)  ?


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