public string GetTeachInfoList()
{
TeachingcontentBLL bll = new TeachingcontentBLL();
DataSet ds = bll.GetAllList();
return(ds.Tables[0].ToJson());
}
public string GetContent(int id)
{
TeachingcontentBLL bll = new TeachingcontentBLL();
TeachingcontentModel mod = bll.GetModel(id);
return(mod.ToJson());
}
public string AddTeachInfo(TeachingcontentModel mod)
{
TeachingcontentBLL bll = new TeachingcontentBLL();
bool result = bll.Add(mod);
if (result)
{
return("添加教学信息成功！".ToJson());
}
else
{
return("添加教学信息失败！".ToJson());
}
}
