cookie.jsvar 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));
}
index.html
<!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>就是不按套路来。
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));
}
index.html
<!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>就是不按套路来。
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你从哪里观察cookie的?
var exp = new Date();
exp.setTime (exp.getTime() - 1);
var cval = getcookie(name);
name = cookie_pre+name;
document.cookie = name+"="+cval+";expires="+exp.toGMTString();
}
这里只有一个参数。。而你这里function dle(name){
delcookie(name,v,1);
}为什么又传3个参数呢?没搞懂
使用firebug调试,cookie删不了。
代码本身也能调试。<script>
alert(getcookie('mytest')); //刷新后,这可以调试。执行add后,怎么刷新,一直有值。
function add(name,v){
setcookie(name,v,1);
}
function dle(name){
delcookie(name,v,1);
}
</script>
参数多,执行可能没问题你没看清我#1复制的呢,,,根本是两个不同的name,而你alert测试就没什么意义了
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();
}
改成function delcookie(name) {
setcookie(name,'',-30);
}
这样算是能删了。
var expiry = new Date(today.getTime() + 365 * 24 * 60 * 60 * 1000);function getCookieVal (offset) {
var endstr = document.cookie.indexOf (";", offset);
if (endstr == -1) { endstr = document.cookie.length; }
return unescape(document.cookie.substring(offset, endstr));
}function GetCookie (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 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" : "");
}