/// <summary>
/// 根据账户和密码获取数据
/// pxd 2015-08-16
/// </summary>
/// <param name="loginName"></param>
/// <param name="pwd"></param>
/// <returns></returns>
public UsersInfo GetModelByName(string loginName, string pwd)
{
return(dal.GetModelByName(loginName, pwd));
}