<cn>
#### block 按钮
`block`属性将使按钮适合其父宽度。
</cn>
<us>
#### block Button
`block` property will make the button fit to its parent width.
</us>
```html
<template>
<div>
<a-button type="primary" block>Primary</a-button>
<a-button block>Default</a-button>
<a-button type="dashed" block>Dashed</a-button>
<a-button type="danger" block>Danger</a-button>
<a-button type="link" block>Link</a-button>
</div>
</template>
```
