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# RadioButton
!!! tip "Added in version 0.13.0"
A simple radio button which stores a boolean value.
- [x] Focusable
- [ ] Container
A radio button is best used with others inside a [`RadioSet`](./radioset.md).
## Example
The example below shows radio buttons, used within a [`RadioSet`](./radioset.md).
=== "Output"
```{.textual path="docs/examples/widgets/radio_button.py"}
```
=== "radio_button.py"
```python
--8<-- "docs/examples/widgets/radio_button.py"
```
=== "radio_button.tcss"
```css
--8<-- "docs/examples/widgets/radio_button.tcss"
```
## Reactive Attributes
| Name | Type | Default | Description |
| ------- | ------ | ------- | ------------------------------ |
| `value` | `bool` | `False` | The value of the radio button. |
## Messages
- [RadioButton.Changed][textual.widgets.RadioButton.Changed]
## Bindings
The radio button widget defines the following bindings:
::: textual.widgets._toggle_button.ToggleButton.BINDINGS
options:
show_root_heading: false
show_root_toc_entry: false
## Component Classes
The checkbox widget inherits the following component classes:
::: textual.widgets._toggle_button.ToggleButton.COMPONENT_CLASSES
options:
show_root_heading: false
show_root_toc_entry: false
## See Also
- [RadioSet](./radioset.md)
---
::: textual.widgets.RadioButton
options:
heading_level: 2
|
