?? signup.aspx.cs
字號:
using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;
public partial class _Default : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(@"Data Source=.\SQLEXPRESS;AttachDbFilename=D:\myhotel\App_Data\myhotel.mdf;Integrated Security=True;User Instance=True");
protected void Page_Load(object sender, EventArgs e)
{
if (Page.IsPostBack==false)
Button2.Enabled = false;
}
protected void Button2_Click(object sender, EventArgs e)
{
//try
//{
SqlCommand cmd = new SqlCommand("INSERT INTO user_info VALUES('" + TextBox1.Text + "','" + TextBox3.Text + "','" + TextBox4.Text + "','" + TextBox9.Text + "','" + TextBox5.Text + "','" + TextBox6.Text + "','" + TextBox7.Text + "','" + TextBox8.Text + "')", con);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
//}
//catch (Exception ex)
//{
//Response.Write(ex.Message);
//}
}
protected void Button1_Click(object sender, EventArgs e)
{
int flag = 0;
SqlDataAdapter da = new SqlDataAdapter("SELECT userid FROM user_info",con);
DataSet ds = new DataSet();
da.Fill(ds,"user");
for (int i = 0; i <= ds.Tables["user"].Rows.Count - 1; i++)
{
if (TextBox7.Text == ds.Tables["user"].Rows[i][0].ToString())
{
//Label1.Text = "Not available";
flag = 1;
break;
}
else
continue;
}
if (flag == 1)
Label1.Text = "not available";
else
{
Label1.Text = "available";
Button2.Enabled = true;
}
}
}
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -