public async Task <IActionResult> DeleteMajor(int id)
{
var mj = await _majorService.GetTById(id);
if (mj == null)
{
return(NotFound());
}
_majorService.DeleteT(mj);
if (!await _majorService.Save())
{
return(StatusCode(500, "删除专业信息时出错"));
}
return(NoContent());
}