Call the ExecuteScalar Method of a SqlCommand Microsoft Corporation Executes a SQL statement that returns a single value using the SqlCommand.ExecuteScalar method of an existing data command. adoExecScalar
System.Data.dll System.Xml.dll System.Data System.Data.SqlClient conn System.Data.SqlClient.SqlConnection Replace with an existing connection object. conn cmd System.Data.SqlClient.SqlCommand The name of an existing SqlCommand to execute cmd