private void button6_Click(object sender, EventArgs e) { DataPersist.Clear(); AppendText($"数据清空成功\r\n"); }
private void button3_Click(object sender, EventArgs e) { DataPersist.Clear(); txt_content.AppendText($"[{DateTime.Now.ToLongTimeString()}]数据清空成功\r\n\r\n"); }