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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}!`))