react

const result = equalInstallmentRecursive(400000, 120,0.035, ); function equalInstallmentRecursive(am

使用：// const result = calculateLoanRepayment(Number(money), Number(rate), Number(term), wayType); } c

const fileInputRef = useRef(); // 处理文件选择事件 const handleFileChange = event => { const selectedFile =

子组件 import React, { useRef, useImperativeHandle, forwardRef } from 'react'; const PaymentN

 ![image.png](tos-cn-i-73owjymdk6/

import dayjs from 'dayjs'; ![image.png](https://p0-xtjj-private.juejin.cn/tos-cn-i-73owjymdk6/18b48

 ![image.png](tos-cn-i-73owjymdk6/

 ![image.png](tos-cn-i-73owjymdk6/

 ![image.png](tos-cn-i-73owjymdk6/

 ![image.png](tos-cn-i-73owjymdk6/

函数组件，父传子，子传父，定义数据，默认事件![image.png](https://p0-xtjj-private.juejin.cn/tos-cn-i-73owjymdk6/1ea794b13ca

 ![image.png](tos-cn-i-73owjymdk6/

 ![image.png](tos-cn-i-73owjymdk6/

安装 npm install react-dnd react-dnd-html5-backend import React, { useState } from 'react';


 ![image.png](tos-cn-i-73owjymdk6/

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 ![image.png](tos-cn-i-73owjymdk6/

this.props.form.validateFieldsAndScroll，验证表单，会滚动到报错的地方，能通过values获取提交的表单