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| import React, { useEffect, useRef, useState } from 'React' import { Table } from 'antd'
const dataSource = [ { key: '1', name: '胡彦斌', age: 32, address: '西湖区湖底公园1号', }, { key: '2', name: '胡彦祖', age: 42, address: '西湖区湖底公园1号', }, ];
const columns = [ { title: '姓名', dataIndex: 'name', key: 'name', }, { title: '年龄', dataIndex: 'age', key: 'age', }, { title: '住址', dataIndex: 'address', key: 'address', }, ];
function TableDemo() { const tableWrapperRef = useRef(null)
const [scrollY, setScrollY] = useState(700)
useEffect(() => { if (tableWrapperRef.current) { setScrollY(preScrollY => { const nextScrollY = tableWrapperRef.current.clientHeight - 42 if (Math.abs(preScrollY - nextScrollY) > 5) { return nextScrollY } return preScrollY }) } }, [])
return ( <div className="table-wrapper" ref={tableWrapperRef}> <Table dataSource={dataSource} columns={columns} scroll={{ y: scrollY }} /> </div> ) }
export default TableDemo
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