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ASP.NET Web Forms CheckBox

It is used to get multiple inputs from the user. It allows user to select choices from the set of choices.

It takes user input in yes or no format. It is useful when we want multiple choices from the user.

To create CheckBox we can drag it from the toolbox in 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.
Checked It is used to set check state of the control either true or false.


// WebControls.aspx

Code Behind

// WebControls.aspx.cs

ASP CheckBox 1

Initially, there is no course selected then it shows none. It displays user selection as shown in the following screenshot.

ASP CheckBox 2
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