#### 输入时格式化展示
结合 [Tooltip](/ant-design-vue/components/tooltip-cn/) 组件，实现一个数值输入框，方便内容超长时的全量展现。
#### Format Tooltip Input
You can use the Input in conjunction with [Tooltip](/ant-design-vue/components/tooltip/) component to create a Numeric Input, which can provide a good experience for extra-long content display.
```html
{{value !== '-' ? formatNumber(value) : '-'}}
Input a number
```