js学习cookie封装之获取

获取cookie
function getCookie(name){
        var cookie = document.cookie;
        var cookies = cookie.split(';');
        //把数组转换成对象
       var cookieObj = {};
       for(var i = 0; i < cookies.length; i++){
            var _obj = cookies[i].split('=');
            cookieObj[_obj[0]] = _obj[1];
       }   
       return cookieObj[name];
      
}