<script type="text/javascript" language="javascript">
//写入cookie
function setCookie(name, value) {
var days = 30;
var exp = new Date();
exp.setTime(exp.getTime() + days * 24 * 60 * 60 * 1000);
document.cookie = name + "=" + escape(value) + ";expires=" + exp.toGMTString();
}
//读取cookie
function getCookie(name) {
var arr = document.cookie.match(new RegExp("(^| )" + name + "=([^;]*)(;|$)"));
if (arr != null)
return unescape(arr[2]);
return null;
}
//删除cookie
function delCookie(name) {
var exp = new Date();
exp.setTime(exp.getTime() - 1);
var cval = getCookie(name);
if (cval != null)
document.cookie = name + "=" + cval + ";expires=" + exp.toGMTString();
}
//获取cookie解码后的值
function getCookieValue(offset) {
var endstr = document.cookie.indexOf(";", offect);
if (endsrt == -1) {
endstr = document.cookie.length;
}
return unsecape(document.cookie.substring(offset, endstr));
}
function test() {
setCookie("testName", "testContent")
alert(getCookie("testName"));
}
</script>
<input type="button" value="test" onclick="test();" />
