项目初始化

1.安装环境，依赖

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npm install ts-node -g
npm init -y 
npm i @types/node -D
npm i express -S
npm i @types/express -D
npm i axios -S

2.在项目根目录下新建index.ts

编写测试 接口代码

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import express, { Express, Router, Request, Response } from "express";
import axios from "axios";

const app: Express = express()

const router: Router = express.Router()

app.use('/api', router)

router.get('list', async (req: Request, res: Response) => {
    const result = await axios.get('http://81.71.126.46:9091/user/select/all?currentPage=1')
    res.json({
        data: result.data
    })
})

app.listen(3333, () => {
    console.log('sucess  server http://localhost:3333')
})

3.在package.json中编写指令

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"scripts": {
    "dev": "ts-node index.ts"
  },

4.在控制台执行指令 

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npm run dev

5.在postman中测试接口