js怎么都删不了cookie,谁能帮调试一下。
cookie.js
var cookie_pre = 'sYQDUGqqzH';var cookie_domain = '';var cookie_path = '/';function getcookie(name) { name = cookie_pre+name; var arg = name + "="; var alen = arg.length; var clen = document.cookie.length; var i = 0; while(i < clen) { var j = i + alen; if(document.cookie.substring(i, j) == arg) return getcookieval(j); i = document.cookie.indexOf(" ", i) + 1; if(i == 0) break; } return null;}function setcookie(name, value, days) { name = cookie_pre+name; var argc = setcookie.arguments.length; var argv = setcookie.arguments; var secure = (argc > 5) ? argv[5] : false; var expire = new Date(); if(days==null || days==0) days=1; expire.setTime(expire.getTime() + 3600000*24*days); document.cookie = name + "=" + escape(value) + ("; path=" + cookie_path) + ((cookie_domain == '') ? "" : ("; domain=" + cookie_domain)) + ((secure == true) ? "; secure" : "") + ";expires="+expire.toGMTString();}function delcookie(name) { var exp = new Date(); exp.setTime (exp.getTime() - 1); var cval = getcookie(name); name = cookie_pre+name; document.cookie = name+"="+cval+";expires="+exp.toGMTString();}function getcookieval(offset) { var endstr = document.cookie.indexOf (";", offset); if(endstr == -1) endstr = document.cookie.length; return unescape(document.cookie.substring(offset, endstr));}<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml" class="addbg"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><meta http-equiv="X-UA-Compatible" content="IE=7" /><title>phpcmsV9 - 后台管理中心</title><script type="text/javascript" src="cookie.js"></script><script>alert(getcookie('mytest'));function add(name,v){ setcookie(name,v,1);}function dle(name){ delcookie(name,v,1);}</script></head><body><input type="button" value="addcookie" onclick="add('mytest','aaaa')" /><input type="button" value="dlecookie" onclick="dle('myuser');" /></body></html>
var alen = arg.length;
var clen = document.cookie.length;
var i = 0;
while (i < clen) {
var j = i + alen;
if (document.cookie.substring(i, j) == arg) {
return getCookieVal (j);
}
i = document.cookie.indexOf(" ", i) + 1;
if (i == 0) break;
}
return null;
}
function DeleteCookie (name,path,domain) {
if (GetCookie(name)) {
document.cookie = name + "=" +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
"; expires=Thu, 01-Jan-70 00:00:01 GMT";
}
}
function SetCookie (name,value,expires,path,domain,secure) {
document.cookie = name + "=" + escape (value) +
((expires) ? "; expires=" + expires.toGMTString() : "") +
((path) ? "; path=" + path : "") +
((domain) ? "; domain=" + domain : "") +
((secure) ? "; secure" : "");
}