关于document.cookie的介绍

摘自：http://liujinpan75.iteye.com/blog/663681

 

function addCookie(name,value,expireHours){ var cookieString=name+"="+escape(value); if(expireHours>0){ var date=new Date(); date.setTime(date.getTime+expireHours*3600*1000); cookieString=cookieString+"; expire="+date.toGMTString(); } document.cookie=cookieString; } function getCookie(name){ var strCookie=document.cookie; var arrCookie=strCookie.split("; "); for(var i=0;i<arrCookie.length;i++){ var arr=arrCookie[i].split("="); if(arr[0]==name)return unescape(arr[1]); } return ""; } function deleteCookie(name){ var date=new Date(); date.setTime(date.getTime()-10000); document.cookie=name+"=v; expire="+date.toGMTString(); }