private void button1_Click(object sender, EventArgs e)
{
string sql = string.Format("insert into tbluser(username,userpwd)values('{0}','{1}')", txtZH.Text, txtMM.Text);
if (SqlHelper.ExecuteSql(sql) > 0)
{
f.BindData();
}
else
{
MessageBox.Show("添加失败");
}
}