---
title: Tabs
lang: en-US
---

# Tabs

Divide data collections which are related yet belong to different types.

## Basic usage

Basic and concise tabs.

:::demo Tabs provide a selective card functionality. By default the first tab is selected as active, and you can activate any tab by setting the `value` attribute.

tabs/basic

:::

## Card Style

Tabs styled as cards.

:::demo Set `type` to `card` can get a card-styled tab.

tabs/card-style

:::

## Border card

Border card tabs.

:::demo Set `type` to `border-card`.

tabs/border-card

:::

## Tab position

You can use `tab-position` attribute to set the tab's position.

:::demo You can choose from four directions: `tabPosition="left|right|top|bottom"`

tabs/tab-position

:::

## Custom Tab

You can use named slot to customize the tab label content.

:::demo

tabs/custom-tab

:::

## Add & close tab

Only card type Tabs support addable & closeable.

:::demo

tabs/dynamic-tabs

:::

## Customized trigger button of new tab

:::demo

tabs/customized-trigger

:::

## Tabs Attributes

| Name                  | Description                                                                                                                             | Type                                | Accepted Values       | Default           |
| --------------------- | --------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------- | --------------------- | ----------------- |
| model-value / v-model | binding value, name of the selected tab                                                                                                 | string / number                     | —                     | name of first tab |
| type                  | type of Tab                                                                                                                             | string                              | card/border-card      | —                 |
| closable              | whether Tab is closable                                                                                                                 | boolean                             | —                     | false             |
| addable               | whether Tab is addable                                                                                                                  | boolean                             | —                     | false             |
| editable              | whether Tab is addable and closable                                                                                                     | boolean                             | —                     | false             |
| tab-position          | position of tabs                                                                                                                        | string                              | top/right/bottom/left | top               |
| stretch               | whether width of tab automatically fits its container                                                                                   | boolean                             | -                     | false             |
| before-leave          | hook function before switching tab. If `false` is returned or a `Promise` is returned and then is rejected, switching will be prevented | Function(activeName, oldActiveName) | —                     | —                 |

## Tabs Events

| Name       | Description                                           | Parameters                                                           |
| ---------- | ----------------------------------------------------- | -------------------------------------------------------------------- |
| tab-click  | triggers when a tab is clicked                        | (pane: `TabsPaneContext`, ev: `Event`)                               |
| tab-change | triggers when `activeName` is changed                 | (name: `TabPanelName`)                                               |
| tab-remove | triggers when tab-remove button is clicked            | (name: `TabPanelName`)                                               |
| tab-add    | triggers when tab-add button is clicked               | —                                                                    |
| edit       | triggers when tab-add button or tab-remove is clicked | (paneName: `TabPanelName \| undefined`, action: `'remove' \| 'add'`) |

## Tabs Slots

| Name | Description               | Subtags  |
| ---- | ------------------------- | -------- |
| -    | customize default content | Tab-pane |

## Tab-pane Attributes

| Name     | Description                                                                          | Type            | Accepted Values | Default                                                                        |
| -------- | ------------------------------------------------------------------------------------ | --------------- | --------------- | ------------------------------------------------------------------------------ |
| label    | title of the tab                                                                     | string          | —               | —                                                                              |
| disabled | whether Tab is disabled                                                              | boolean         | —               | false                                                                          |
| name     | identifier corresponding to the name of Tabs, representing the alias of the tab-pane | string / number | —               | ordinal number of the tab-pane in the sequence, e.g. the first tab-pane is '0' |
| closable | whether Tab is closable                                                              | boolean         | —               | false                                                                          |
| lazy     | whether Tab is lazily rendered                                                       | boolean         | —               | false                                                                          |

## Tab-pane Slots

| Name  | Description        |
| ----- | ------------------ |
| -     | Tab-pane's content |
| label | Tab-pane's label   |
