C#里调用带输出参数的存储过程

1using System;

2using System.Collections.Generic;

3using System.Linq;

4using System.Text;

5using System.Threading;

6using System.Data;

7using System.Data.SqlClient;

8namespace ConsoleApplicationTest

9{

10 class Program

11 {

12 static void Main(string[] args)

13 {

14 try

15 {

16 //connection对象

17 string strConn = "Data Source=.;uid=sa;pwd=wzb0227;Integrated Security=SSPI;Initial Catalog=Evaluation;Integrated Security=True";

18 SqlConnection conn = new SqlConnection(strConn);

19 conn.Open();

20 //command对象

21 SqlCommand comm = new SqlCommand("getCountNum", conn);

22 comm.CommandType = CommandType.StoredProcedure;

23 //填充参数

24 SqlParameter para = new SqlParameter("@count", SqlDbType.Int);

25 para.Direction = ParameterDirection.Output;

26 comm.Parameters.Add(para);

27 //执行，取输出参数

28 comm.ExecuteNonQuery();

29 int count = (int)comm.Parameters["@count"].Value;

30 conn.Close();

31 Console.WriteLine("count=" + count);

32 }

33 catch

34 {

35 Console.WriteLine("出现了异常！");

36 }

37 }

38 }