4.22.3 • Published 2 years ago

@uiw/react-back-top v4.22.3

Weekly downloads
304
License
MIT
Repository
github
Last release
2 years ago

BackTop 返回顶部

Buy me a coffee Open in unpkg NPM Downloads npm version

返回页面顶部的操作按钮。

import { BackTop } from 'uiw';
// or
import BackTop from '@uiw/react-back-top';

基本用法

import React from 'react';
import { BackTop } from 'uiw';

export default function Demo() {
  return (
    <div>
      <div>滚动滚动条,【快看右下角】,显示返回顶部按钮。</div>
      <BackTop
        style={{ backgroundColor: 'red', color: '#fff' }}
        step={500}
        speed={10}
        content={<div>Top</div>}
      />
    </div>
  )
}

函数子组件

点击按钮滚动到顶部

import React from 'react';
import { BackTop, Button } from 'uiw';

export default function Demo() {
  return (
    <BackTop
      fixed={false}
      step={500}
      clickable={false}
      speed={10}
    >
      {({ percent, scrollToTop }) => (
        <Button onClick={() => scrollToTop() } type="success">点击滚动到顶部{`${percent}%`}</Button>
      )}
    </BackTop>
  )
}

组件子节点

点击按钮滚动到顶部

import React from 'react';
import { BackTop, Button } from 'uiw';

export default function Demo() {
  return (
    <BackTop
      fixed={false}
      step={500}
      speed={10}
    >
      <Button type="success">点击滚动到顶部</Button>
    </BackTop>
  )
}

Params

参数说明类型默认值
content滚动到顶部按钮内容ReactNode/String0
offsetTop是否始终显示组件Number0
showBelow滚动距离多少时显示组件Number1
clickable是否可以点击Booltrue
speed滚动速度Number50
fixed是否固定,默认trueBooltrue
styleCSS样式Object-
classNameCSS类名称String-
onClick点击回调Function-
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