1
public
static
void
Sql_Operation(
string
userID)
2

{ 3
using (SqlConnection myConncetion = new SqlConnection(ConfigurationManager.AppSettings["ConnString"])) 4
using (SqlCommand myCommand = new SqlCommand("select UserID, UserName, UserPwd from WHERE userID = @userID ", myConncetion)) 5
{ 6
try 7
{ 8
SqlParameter myParameter = new SqlParameter("@userID",SqlDbType.Int,4); 9
myParameter.Value = Int32.Parse(userID); 10
myCommand.Parameters.Add(myParameter); 11
myConncetion.Open(); 12
myCommand.ExecuteNonQuery(); 13
} 14
catch (Exception err) 15
{ 16
throw new Exception("Err info:"+err.Message.ToString()) 17
} 18
finally 19
{ 20
myDataAdapter.Dispose(); 21
myConncetion.Close(); 22
myConncetion.Dispose(); 23
} 24
} 25
}


































