Working C# code for MySql Stored Procedures IN, OUT, and INOUT parameters

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using MySql.Data;
using MySql.Data.MySqlClient;

namespace StoredProcs
{
    public partial class Form1 : Form
    {
        clsKenTest ken;
        string ans;

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            ken = new clsKenTest("server=localhost;userid=demo;database=test;pooling=true");
        }
        private string go(string sql)
        {
            try
            {
                return ken.ExecSql(sql);
            }
            catch (MySqlException ex)
            {
                MessageBox.Show(ex.Message);
                return ex.Message;
            }
        }

        private void CreateTable_Click(object sender, EventArgs e)
        {
            ans = go(ken.table);
            txtTable.Text = ans;
        }

        private void DropProc_Click(object sender, EventArgs e)
        {
            ans = go(ken.drop);
            txtDropProc.Text = ans;
        }

        private void CreateProc_Click(object sender, EventArgs e)
        {
            ans = go(ken.proc);
            txtCreateProc.Text = ans;
        }

        private void spInsert_Click(object sender, EventArgs e)
        {
            ans = ken.DoInsert(ken.nsert);
            txtInsert.Text = ans;
        }

        private void proc2_Click(object sender, EventArgs e)
        {
            ans = ken.runProc();
            if (ans.Equals("OK"))
            {
                txtProc2.Text = ken.lastinsertid.ToString();
                txtConcat.Text = ken.newval;
            }
            else
            {
                txtProc2.Text = ans;
                txtConcat.Text = "Error";
            }
        }
    }
}