docs_vue2/one/docs/en-US/components/check-button-group.md

# CheckButtonGroup

## Demos

### Size variants

Available values for the [`ui`](#props-ui) prop: `s` / `m`.

[[ demo src="/demo/check-button-group/default.vue" ]]

## API

### Props

| Name | Type | Default | Description |
| -- | -- | -- | -- |
| ``ui`` | `string=` | - | [^ui] |
| ``items`` | `Array<Object>` | `[]` | [^items] |
| ``value`` | `Array` | `[]` | [^value] |
| ``disabled`` | `boolean=` | `false` | Whether the check button group is disabled. |
| ``readonly`` | `boolean=` | `false` | Whether the check button group is read-only. |
| ``empty-value`` | `*` | - | The value to be selected when all selected values are deselected. Used when `exclusive` items are present. |

^^^ui
Style variants.

+++Enum values
| Value | Description |
| -- | -- |
| `s` | Small. |
| `m` | Medium. |
| `simple` | Simple style. |
| `stable` | Stable width layout. Every button will have a minimal width so that it'll be easier to align buttons across multiple rows. |
^^^

^^^items
The datasource of items with the item type being `{label, value, disabled, exclusive ...}`.

+++Properties
| Name | Type | Description |
| -- | -- | -- |
| `label` | `string` | The descriptive label of the item. |
| `value` | `*` | The value of the item. |
| `disabled` | `boolean=` | Whether the item is disabled. |
+++
^^^

^^^value
:::badges
`v-model`
:::

The `value`s of the selected items.
^^^

### Slots

| Name | Description |
| -- | -- |
| ``item`` | [^slot-item] |

^^^slot-item
The label content of each button. Displays the value of the `label` property by default.

+++Slot props
| Name | Type | Description |
| -- | -- | -- |
| `label` | `string` | The descriptive label of the item. |
| `value` | `*` | The value of the item. |
| `index` | `number` | The index of the item within `items`. |
| `disabled` | `boolean=` | Whether the item is disabled. |
+++

Additionally, custom properties apart from the listed ones will also be passes into the slot props object via `v-bind`.
^^^

### Events

| Name | Description |
| -- | -- |
| ``change`` | [^event-change] |

^^^event-change
:::badges
`v-model`
:::

Triggers when the selected item changed. The callback parameter list is `(value: Array)` and `value` is the value array of the selected items.
^^^

### Icons

| Name | Description |
| -- | -- |
| ``check`` | The loading spinner. |