zoukankan      html  css  js  c++  java
  • cookie

    更多在:http://blog.csdn.net/zxmcl/archive/2007/08/02/1723595.aspx

    创建:

    function setCookie(c_name,value,expiredays)
    {
    var exdate=new Date()
    exdate.setDate(exdate.getDate()+expiredays)
    document.cookie=c_name+ "=" +escape(value)+
    ((expiredays==null) ? "" : ";expires="+exdate.toGMTString())
    }

    获取:

    function getCookie(c_name)
    {
    if (document.cookie.length>0)
      {
      c_start=document.cookie.indexOf(c_name + "=")
      if (c_start!=-1)
        {
        c_start=c_start + c_name.length+1
        c_end=document.cookie.indexOf(";",c_start)
        if (c_end==-1) c_end=document.cookie.length
        return unescape(document.cookie.substring(c_start,c_end))
        }
      }
    return ""
    }

    删除:

    function delCookie(name)//删除cookie
    {
        var exp = new Date();
    exp.setTime(exp.getTime() - 1);
        var cval=getCookie(name);
        if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();
    }

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  • 原文地址:https://www.cnblogs.com/mazhlo/p/2004704.html
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