public bool DelSystemParameter(int id, out string error)
{
error = string.Empty;
bool result = false;
var query = SystemParameterRepository.GetQueryable().FirstOrDefault(a => a.Id == id);
if (query != null)
{
try
{
SystemParameterRepository.Delete(query);
SystemParameterRepository.SaveChanges();
result = true;
}
catch (Exception ex)
{
error = "原因：" + ex.Message;
}
}
else
{
error = "原因：未找到当前需要删除的数据！";
}
return(result);
}
public void Delete(int id)
{
var entity = _repository.GetEntity(id);
_repository.Delete(entity);
}