Web前端--Jquery获取域名的更目录

jquery 取得文件根目录
 function getRootPath() {//获得根目录
    var strFullPath = window.document.location.href;
    var strPath = window.document.location.pathname;
    var pos = strFullPath.indexOf(strPath);
    var prePath = strFullPath.substring(0, pos);
    var postPath = strPath.substring(0, strPath.substr(1).indexOf('/') + 1);
    return (prePath + postPath);
}