摘要： **1**********************************************************SqlCommand cmd1 = new SqlCommand("GetTestInfo", conn); cmd1.CommandType = CommandType.StoredProcedure; DataTable table1 = new DataTable(); table1.Load(cmd1.ExecuteReader()); if (table1.Rows.Count == 0) //无现有测试 { button1.Enabled = false; } 阅读全文