/// <summary>
/// 获取存储过程返回值
/// </summary>
public void getReturnValue()
{
using (SqlConnection conn = new SqlConnection(ConfigurationManager.AppSettings[0].ToString()))
{
conn.Open();
SqlCommand cmd = new SqlCommand("StoredProcedure1", conn);
cmd.CommandType = CommandType.StoredProcedure;
SqlParameter[] spr ={
new SqlParameter("@a",SqlDbType.Int),
new SqlParameter("@b",SqlDbType.Int)
};
spr[0].Value = 1;
spr[1].Value = 2;
foreach (SqlParameter p in spr)
{
cmd.Parameters.Add(p);
}
cmd.Parameters.Add(new SqlParameter("@return", SqlDbType.Int));
cmd.Parameters["@return"].Direction = ParameterDirection.ReturnValue;
cmd.ExecuteNonQuery();
Label1.Text = cmd.Parameters["@return"].Value.ToString();
}
}
/// <summary>
/// 获取存储过程输出参数的值
/// </summary>
public void getOutputValue()
{
using(SqlConnection conn=new SqlConnection(ConfigurationManager.AppSettings[0].ToString()))
{
conn.Open();
SqlCommand cmd = new SqlCommand("StoredProcedure2", conn);
cmd.CommandType = CommandType.StoredProcedure;
SqlParameter p1 = new SqlParameter("@a", SqlDbType.Int);
p1.Value = 1;
SqlParameter p2 = new SqlParameter("@b", SqlDbType.Int);
p2.Value = 2;
SqlParameter p3 = new SqlParameter("@c", SqlDbType.Int);
p3.Direction = ParameterDirection.Output;
cmd.Parameters.Add(p1);
cmd.Parameters.Add(p2);
cmd.Parameters.Add(p3);
cmd.ExecuteNonQuery();
Label2.Text = cmd.Parameters[2].Value.ToString();
}
}