JavaScript读写Cookie

JavaScript  read and write Cookie. Code as is follows:

var setCookie=function(key,value){
<
4000
/span>var expdate=new Date();
expdate.setMonth(expdate.getMonth()+1);
document.cookie=key+"="+escape(value)+"; expires="+expdate.toGMTString()+";";

};

var getCookie=function(key){
var offset=document.cookie.indexOf(key);
if(offset!=-1){
offset += name.length+1;
var end=document.cookie.indexOf(";",offset);
if(end==-1){
end=document.cookie.length;
}
return unescape(document.cookie.substring(offset,end));
}else{
return "";
}

};

setCookie('pwd','mypwd');

alert(getCookie('pwd'));

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