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ASP.NET Web Forms RadioButton

It is an input control which is used to takes input from the user. It allows user to select a choice from the group of choices.

To create RadioButton we can drag it from the toolbox of visual studio.

This is a server side control and ASP.NET provides own tag to create it. The example is given below.

Server renders it as the HTML control and produces the following code to the browser.

This control has its own properties that are tabled below.

Property Description
AccessKey It is used to set keyboard shortcut for the control.
TabIndex The tab order of the control.
BackColor It is used to set background color of the control.
BorderColor It is used to set border color of the control.
BorderWidth It is used to set width of border of the control.
Font It is used to set font for the control text.
ForeColor It is used to set color of the control text.
Text It is used to set text to be shown for the control.
ToolTip It displays the text when mouse is over the control.
Visible To set visibility of control on the form.
Height It is used to set height of the control.
Width It is used to set width of the control.
GroupName It is used to set name of the radio button group.

Example

In this example, we are creating two radio buttons and putting in a group named gender.

// WebControls.aspx

Code Behind

// WebControls.aspx.cs

For this control we have set some properties like this:

ASP RadioButton 1

Output:

It produces the following output to the browser.

ASP RadioButton 2

It responses back to the client when user select the gender.

ASP RadioButton 3
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