react httpproxymiddleware 跨域处理

第一步安装依赖

yarn add http-proxy-middleware

第二步在 src 下创建 setupProxy.js 文件

const {createProxyMiddleware} = require('http-proxy-middleware');

module.exports = function(app) {
  app.use(
    createProxyMiddleware('/api', {
      "target": "http://localhost:5000",
      "changeOrigin": true,
    }
  ))
}