[ADO.NET] UPDATE - C#

string updatesql = "Update t_member Set ...........//你的sql語法

string connStr="server=xxxxxxx; uid=sa; password=xxxxxxx; initial catalog=xxxxxxx;" ;<--你的連線

SqlConnection oCn = new SqlConnection(connStr);
SqlCommand Comm = new SqlCommand(updatesql,oCn);
Comm.Connection.Open();
Comm.ExecuteNonQuery();
Comm.Connection.Close();