<%@ Page Language="C#" AutoEventWireup="true" CodeFile="check.aspx.cs" Inherits="check" %> <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head runat="server"> <title>Untitled Page</title> <script type="text/javascript" language="javascript"> function ValidateForm(form){ ErrorText= ""; if ( form.CheckBox1.checked == false ) { debugger; alert ( "Please check the Terms & Conditions box." ); return false; } if (ErrorText= "") { alert ( "Submitted sucessfully" ); } } </script> </head> <body> <form id="form1" runat="server"> <h2 style=" color:blue; font-style:normal "> Check Box in asp.net</h2> <div style="margin-left:40"> <asp:CheckBox ID="CheckBox1" runat="server" Text="Terms and Condistions" AutoPostBack="true"/><br /> <asp:Label ID="Label1" runat="server" Text=""></asp:Label><br /> <asp:Button ID="Button1" runat="server" Text="Submit" OnClientClick="ValidateForm(this.form)" value="Submit" ForeColor="blue"/> </div> </form> </body> </html>
using System; using System.Collections; using System.Configuration; using System.Data; using System.Linq; 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.Xml.Linq; public partial class check : System.Web.UI.Page { protected void Page_Load(object sender, EventArgs e) { } }
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