first commit

历届学生/18课程/class18/课程/2020-10-24/backend/index.js

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+const e = require('express');
+const express = require('express')
+const app = express()
+const port = 3000
+// 我自己后端
+
+app.all('*', (req, res, next) => {
+    res.header("Access-Control-Allow-Origin", "*");
+    res.header("Access-Control-Allow-Headers", "*");
+    res.header("Access-Control-Allow-Methods", "PUT,POST,GET,DELETE,OPTIONS");
+    res.header("X-Powered-By", 'bmy')
+    res.header("Content-Type", "application/json;charset=utf-8");
+    next();
+});
+
+app.post('/index', (req, res) => {
+    // var c = req.query.c;
+    // var data = {
+    //     title: '测试',
+    //     list: [
+    //         { id:1, title: '测试1' },
+    //         { id:2, title: '测试2' },
+    //         { id:3, title: '测试32d3e21e21e' },
+    //     ]
+    // };
+
+    // console.log(c);
+    // // eee(data)
+    // res.end(`${c}(${JSON.stringify(data)})`)
+    res.json({
+        title: '测试',
+        list: [
+            { id: 1, title: '测试1' },
+            { id: 2, title: '测试2' },
+            { id: 3, title: '测试32d3e21e21e' },
+        ]
+    })
+})
+
+app.listen(port, () => console.log(`Example app listening on port ${port}!`))

历届学生/18课程/class18/课程/2020-10-24/backend/my.js

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+const e = require('express');
+const express = require('express')
+const request = require('request')
+const app = express()
+const port = 8080
+
+// 我自己后端
+
+// 设置跨域访问
+app.all('*', (req, res, next) => {
+    res.header("Access-Control-Allow-Origin", "*");
+    res.header("Access-Control-Allow-Headers", "X-Requested-With");
+    res.header("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS");
+    res.header("X-Powered-By",'bmy')
+    res.header("Content-Type", "application/json;charset=utf-8");
+    next();
+  });
+
+app.get('/my', (req, res) => {
+    request('http://127.0.0.1:3000/index', function (error, response, body) {
+        console.log('body:', body); // Print the HTML for the Google homepage.
+        res.json(JSON.parse(body))
+      });
+})
+
+app.listen(port, () => console.log(`Example app listening on port ${port}!`))

历届学生/18课程/class18/课程/2020-10-24/backend/package.json

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+{
+  "name": "backend",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "express": "^4.17.1",
+    "request": "^2.88.2"
+  }
+}