JavaScript存、取、删除Cookies的实例收藏

<script type="text/javascript"> document.body.oncopy = function() { if (window.clipboardData) { setTimeout(function() { var text = clipboardData.getData(&quot;text&quot;); if (text &amp;&amp; text.length&gt;300) { text = text + &quot;\r\n\n本文来自CSDN博客，转载请标明出处：&quot; + location.href; clipboardData.setData(&quot;text&quot;, text); } }, 100); } } </script><script>function StorePage(){d=document;t=d.selection?(d.selection.type!='None'?d.selection.createRange().text:''):(d.getSelection?d.getSelection():'');void(keyit=window.open('http://www.365key.com/storeit.aspx?t='+escape(d.title)+'&amp;u='+escape(d.location.href)+'&amp;c='+escape(t),'keyit','scrollbars=no,width=475,height=575,left=75,top=20,status=no,resizable=yes'));keyit.focus();}</script>

 <script type="text/javascript">

//写cookies函数
function SetCookie(name,value)//两个参数，一个是cookie的名子，一个是值
{
    var Days = 30; //此 cookie 将被保存 30 天
    var exp  = new Date();    //new Date("December 31, 9998");
    exp.setTime(exp.getTime() + Days*24*60*60*1000);
    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();
}
//取cookies函数 
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();
}

SetCookie ("xiaoqi", "3")
alert(getCookie('xiaoqi'));
</script>