admin/Add.aspx.cs

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

public partial class admin_Add : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        if (!IsPostBack)
        {
        
        }
    }

    /// <summary>
    /// 添加
    /// </summary>
    /// <param name="sender"></param>
    /// <param name="e"></param>
    protected void btnSave_Click(object sender, EventArgs e)
    {   
        //验证是否已经存在
        if (SqlHelper.GetCount("select count(*) from admin where lname='" + txt_lname.Text + "' ") > 0)
        {
            Page.ClientScript.RegisterStartupScript(this.GetType(), "alert", "<script>alert('该登录名已存在，请重新输入！');</script>");
            return;
        }
 
        //设置Sql
         StringBuilder strSql = new StringBuilder();
         strSql.Append(@"insert into Admin ( lname,pwd,aname,sex,tel,flag ) ");
        strSql.Append(@" values (@lname,@pwd,@aname,@sex,@tel,@flag)");

        //设置参数
        SqlParameter[] parameters = new SqlParameter[] {
            new SqlParameter("@lname", SqlDbType.VarChar,50),
            new SqlParameter("@pwd", SqlDbType.VarChar,100),
            new SqlParameter("@aname", SqlDbType.VarChar,50),
            new SqlParameter("@sex", SqlDbType.VarChar,50),
            new SqlParameter("@tel", SqlDbType.VarChar,50),
            new SqlParameter("@flag", SqlDbType.Int,4)        };

        parameters[0].Value =txt_lname.Text;
        parameters[1].Value =txt_pwd.Text;
        parameters[2].Value =txt_aname.Text;
        parameters[3].Value =rtsex.SelectedValue;
        parameters[4].Value =txt_tel.Text;
        parameters[5].Value =0;

        //提交到数据库
        SqlHelper.ExecuteNonQuery(strSql.ToString(), CommandType.Text, parameters);