ASP.NET RadioButton Control
Radio button control:
Asp.net Radiobutton control is used when you want to select one option
from a set of given alternatives from web page.Radio button lets you make a group of radio buttons with
other radio button.
If you set it's Group Name property same for multiple radio
then all buttons associated with single group. Then within a group you can only
select one button at a time.The html language also define Radiobutton in html page.How to define RadioButton in asp.net
<asp:RadioButton ID="RadioButton1" runat="server"
AutoPostBack="true"
Text="Button1"
TextAlign="Left"
ToolTip="select"/>
Radiobutton Group work as like RadioButtonList control. There are
many properties that help you to design
radio button.
Radio Button Class:
 |
| Asp.net Radio Button |
Radiobutton
with RequiredFieldValidator
<asp:RadioButton ID="RadioButton1" runat="server"
AutoPostBack="true"
Text="Button1"
TextAlign="Left"
ToolTip="select"/>
<asp:RequiredFieldValidator
ID="RequiredFieldValidator1"
runat="server"
ControlToValidate="RadioButtonList1"
ErrorMessage="RequiredFieldValidator">
</asp:RequiredFieldValidator>
Radio Button Properties:
- AutoPostBack: Referee page on select.
- Checked: Give a Boolean value true or false.
- Id: Use for Access to control.
- GroupName: For use Association.
- Runat: define control execute at server end.
- Text: define what you see in button text.
Much more like back color, border color, border style,
font names, font bold, font italic, fore color (text color) and many more property.
How to use RadioButton control in asp.net:
For using here we give a Example.
<%@ Page Language="C#"
AutoEventWireup="true"
CodeFile="index.aspx.cs"
Inherits="index"
%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>ASP.net How to use Radiobutton list control</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<fieldset>
<h3>How to use Radiobutton list control</h3>
<div>
<asp:RadioButtonList ID="rbtLstRating"
runat="server"
RepeatDirection="Horizontal"
RepeatLayout="Table">
<asp:ListItem Text="Excellent"
Value="Excellent"></asp:ListItem>
<asp:ListItem Text="Very Good"
Value="Very
Good"></asp:ListItem>
<asp:ListItem Text="Good" Value="Good"></asp:ListItem>
<asp:ListItem Text="Fair" Value="Fair"></asp:ListItem>
<asp:ListItem Text="Bad" Value="Bad"></asp:ListItem>
</asp:RadioButtonList>
</div>
<asp:Button ID="btnSubmit"
runat="server"
Text="Submit"
OnClick="btnSubmit_Click"
/>
</fieldset>
<fieldset>
<h3>Selected Rating:</h3>
<div>
<asp:Label ID="lblSeletedRating"
runat="server"></asp:Label>
</div>
</fieldset>
</div>
</form>
</body>
</html>
How to radio button in asp.net 3.5 :
Taking
Radio button on version of 3.5 of Asp.net.
<%@ Page Language="C#"
%>
<!DOCTYPE html PUBLIC "-//W3C//DTD
XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head id="Head1" runat="server">
<title>RadioButton example: how to use RadioButton
control in asp.net</title>
</head>
<body>
<form id="form1" runat="server">
<div> <asp:RadioButton ID="RadioBtn1"
runat="server"
Text="button1"
GroupName="Software"
AutoPostBack="true”/> <asp:RadioButton ID="RadioBtn2" runat="server" Text="button2" GroupName="Software" AutoPostBack="true " /> </div>
</form>
</body>
</html>
<br />
<table style="width: 50%">
<tr>
<td align="center"
colspan="2">
<strong>Tokens List</strong>
</td>
</tr>
<tr>
<td align="right"
style="width: 50%">
Year :
</td>
<td align="left"
style="width: 50%">
<asp:DropDownList ID="ddlYear"
runat="server"
AutoPostBack="True"
OnSelectedIndexChanged="ddlYear_SelectedIndexChanged"
CssClass="input">
<asp:ListItem Value="0">select</asp:ListItem>
<asp:ListItem>2012</asp:ListItem>
<asp:ListItem>2013</asp:ListItem>
<asp:ListItem>2014</asp:ListItem>
<asp:ListItem>2015</asp:ListItem>
<asp:ListItem>2016</asp:ListItem>
<asp:ListItem>2017</asp:ListItem>
<asp:ListItem>2018</asp:ListItem>
<asp:ListItem>2019</asp:ListItem>
<asp:ListItem>2020</asp:ListItem>
<asp:ListItem>2021</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td align="right"
style="width: 50%">
Month :
</td>
<td align="left"
style="width: 50%">
<asp:DropDownList ID="ddlMonth"
runat="server"
AutoPostBack="True"
OnSelectedIndexChanged="ddlMonth_SelectedIndexChanged"
CssClass="input">
<asp:ListItem Value="0">Select</asp:ListItem>
<asp:ListItem Value="1">January</asp:ListItem>
<asp:ListItem Value="2">February</asp:ListItem>
<asp:ListItem Value="3">March</asp:ListItem>
<asp:ListItem Value="4">April</asp:ListItem>
<asp:ListItem Value="5">May</asp:ListItem>
<asp:ListItem Value="6">June</asp:ListItem>
<asp:ListItem Value="7">July</asp:ListItem>
<asp:ListItem Value="8">August</asp:ListItem>
<asp:ListItem Value="9">September</asp:ListItem>
<asp:ListItem Value="10">October</asp:ListItem>
<asp:ListItem Value="11">November</asp:ListItem>
<asp:ListItem Value="12">December</asp:ListItem>
</asp:DropDownList>
</td>
</tr>
<tr>
<td align="right">
Date
Wise :
</td>
<td align="left">
<asp:TextBox ID="txtdate"
runat="server"
AutoPostBack="True"
OnTextChanged="txtdate_TextChanged"
CssClass="input"></asp:TextBox>
<cc1:CalendarExtender ID="txtdate_CalendarExtender"
runat="server"
Format="dd-MMM-yyyy"
Enabled="True"
TargetControlID="txtdate"
PopupButtonID="Image1">
</cc1:CalendarExtender>
<asp:Image ID="Image1" runat="server"
ImageUrl="~/Image/Calendar_scheduleHS.png"
/>
</td>
</tr>
<tr>
<td align="right">
Employee Wise :
</td>
<td align="left">
<asp:DropDownList ID="ddlEmpList"
runat="server"
AutoPostBack="True"
OnSelectedIndexChanged="ddlEmpList_SelectedIndexChanged"
CssClass="input">
</asp:DropDownList>
</td>
</tr>
</table>
<asp:Label ID="lblMsg" runat="server"
Font-Bold="True"
ForeColor="Red"
></asp:Label>
<br />
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