using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
namespace webform
{
public partial class _default : System.Web.UI.Page
{
int counter = 0;
string[] cities = new string[] { "calgary", "saskatoon", "toronto", "montreal", "vancouver" };
protected void Page_Load(object sender, EventArgs e)
{
if(!IsPostBack)
{
Response.Write("this is the first time page loads");
ux_cities.DataSource = cities;
DataBind();
}
else
{
counter++;
Response.Write("subsequent page write " + counter);
}
}
protected void ux_submit_Click(object sender, EventArgs e)
{
var msg = string.Format("{0}: {1} ({2})", ux_full_name.Text, ux_phone.Text, ux_cities.SelectedValue);
ux_display.Text = msg;
}
}
}
------------------------------------------------------------------
default.aspx source
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="default.aspx.cs" Inherits="webform._default" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
<head runat="server">
<title></title>
<style type="text/css">
.auto-style1 {
width: 141px;
}
</style>
</head>
<body>
<form id="form1" runat="server" >
<div>
</div>
<table>
<tr>
<td><asp:Label ID="Label1" runat="server" Text="full_name"></asp:Label></td>
<td><asp:TextBox ID="ux_full_name" runat="server"></asp:TextBox></td>
<td class="auto-style1">
<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="ux_full_name" ErrorMessage="full name required" ForeColor="Red">*</asp:RequiredFieldValidator>
</td>
</tr>
<tr>
<td><asp:Label ID="Label2" runat="server" Text="phone"></asp:Label></td>
<td><asp:TextBox ID="ux_phone" runat="server" ToolTip="111-1111"></asp:TextBox></td>
<td class="auto-style1">
<asp:RegularExpressionValidator ID="RegularExpressionValidator1" runat="server" ControlToValidate="ux_phone" ErrorMessage="us phone" ValidationExpression="((\(\d{3}\) ?)|(\d{3}-))?\d{3}-\d{4}">*</asp:RegularExpressionValidator>
</td>
</tr>
<tr>
<td><asp:Label ID="Label3" runat="server" Text="city"></asp:Label></td>
<td><asp:DropDownList ID="ux_cities" runat="server" Width="130px"></asp:DropDownList></td>
<td class="auto-style1"> </td>
</tr>
<tr>
<td colspan="2"><asp:Button ID="ux_submit" runat="server" Text="submit" OnClick="ux_submit_Click" Width="168px" /></td>
</tr>
</table>
<asp:Label ID="ux_display" runat="server" Text="Label"></asp:Label>
<asp:Button ID="ux_save" runat="server" Text="save" />
<br />
<asp:ValidationSummary ID="ValidationSummary1" runat="server" />
</form>
</body>
</html>
--------------------------------------------------
web.config
<?xml version="1.0" encoding="utf-8"?>
<!--
For more information on how to configure your ASP.NET application, please visit
http://go.microsoft.com/fwlink/?LinkId=169433
-->
<configuration>
<appSettings>
<add key="ValidationSettings:UnobtrusiveValidationMode" value="None"/>
</appSettings>
<system.web>
<compilation debug="true" targetFramework="4.5.2"/>
<httpRuntime targetFramework="4.5.2"/>
<httpModules>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web"/>
</httpModules>
</system.web>
<system.codedom>
<compilers>
<compiler language="c#;cs;csharp" extension=".cs"
type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
warningLevel="4" compilerOptions="/langversion:6 /nowarn:1659;1699;1701"/>
<compiler language="vb;vbs;visualbasic;vbscript" extension=".vb"
type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.0.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
warningLevel="4" compilerOptions="/langversion:14 /nowarn:41008 /define:_MYTYPE=\"Web\" /optionInfer+"/>
</compilers>
</system.codedom>
<system.webServer>
<validation validateIntegratedModeConfiguration="false"/>
<modules>
<remove name="ApplicationInsightsWebTracking"/>
<add name="ApplicationInsightsWebTracking" type="Microsoft.ApplicationInsights.Web.ApplicationInsightsHttpModule, Microsoft.AI.Web"
preCondition="managedHandler"/>
</modules>
</system.webServer>
</configuration>
-------------------------------------------------------------
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