backtop.md 1.3 KB
title: Backtop
lang: en-US
Backtop
A button to back to top.
Basic Usage
Scroll down to see the bottom-right button.
:::demo
backtop/basic
:::
Customizations
Display area is 40px * 40px.
:::demo
backtop/custom
:::
API
Attributes
| Name | Description | Type | Default |
|---|---|---|---|
| target | the target to trigger scroll. | ^[string] | — |
| visibility-height | the button will not show until the scroll height reaches this value. | ^[number] | 200 |
| right | right distance. | ^[number] | 40 |
| bottom | bottom distance. | ^[number] | 40 |
Events
| Name | Description | Parameters |
|---|---|---|
| click | triggers when click. | ^[Function](evt: MouseEvent) => void |
Slots
| Name | Description |
|---|---|
| default | customize default content. |