数据插入修改删除类、.txt

学习积累的代码段

using System;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using System.Data.SqlClient;

/// <summary>
/// BaseClass 的摘要说明
/// </summary>
public class BaseClass
{
	public BaseClass()
	{
		//
		// TODO: 在此处添加构造函数逻辑
		//
	}
    //该方法主要用于Sql语句的插入修改删除，返回值为Boolean 执行成功返回True失败返回False。
    public Boolean ExecSQL(string SQueryString)
    {
        SqlConnection con = db.ceratcon();
        con.Open();
        SqlCommand cmd = new SqlCommand(SQueryString,con);
        try
        {
            cmd.ExecuteNonQuery();
            con.Close();


        }
        catch
        {
            con.Close();
            return false;

        
        }
        return true;
    
    }

    public void ExecSQL()
    {
        throw new Exception("The method or operation is not implemented.");
    }
}


 BaseClass bc = new BaseClass();//调用数据库操作类
    MessageBox msg = new MessageBox();
    
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        bc.ExecSQL("insert into TestNews(Nname)values('"+this.TextBox1.Text+"')");
        Response.Write(msg.Message("添加成功！"));
    }
}