Radio Button Control in VB.NET
RadioButton Control is used to represent list of options to the user from which user can select only one option.
Every RadioButton that are placed on the form are treated as a single group, from which user can select only one option. However if you want to divide Radio Buttons in separate groups then you have to put them in different GroupBox.

Properties of Radio Button Control in VB.NET
| Property | Purpose | ||||||
AutoCheck |
It is used to specify weather RadioButton can automatically change its state or not when it is clicked. It has Boolean value. Default value is true. |
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CheckAlign |
It is used to get or set alignment of the |
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Checked |
It is used to get or set current state of the RadioButton Control. It means weather RadioButton Control is currently selected or not. It has Boolean value. True means selected. Default value is false. |
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Text |
It is used to get or set text associated with RadioButton Control. |
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TextAlign |
It is used to get or set alignment of the text that is associated with RadioButton Control. |
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Enable |
It is used to specify weather RadioButton Control is enabled or not. It has Boolean value. Default value is true. |
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Visible |
It is used to specify weather RadioButton Control is visible or not at run time. It has Boolean value. Default value is true. |
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BackColor |
It is used to get or set background color of the RadioButton. |
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ForeColor |
It is used to get or set color of the RadioButton’s text. |
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Font |
It is used to get or set font Style, Font Size, Font Face of the RadioButton’s text. |
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TabStop |
It is used to specify weather user can use TAB key to set focus on RadioButton Control or not. It has Boolean value. Default value is true. |
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Methods of RadioButton Control in VB.NET
| Method | Purpose |
PerformClick |
It is used to fire Click event of RadioButton Control. |
Show |
It is used to show RadioButton Control. |
Hide |
It is used to Hide RadioButton Control at run time. |
Focus |
It is used to set cursor or focus on RadioButton Control. |
Events of RadioButton Control in VB.NET
| Event | Purpose |
CheckedChanged |
It is the default event of RadioButton Control. It fires each time the value of checked property is changed. |