测试通信

.gitignore

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+node_modules/
+.idea/
+yarn.lock

app.js

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+// 导入 express
+const express = require('express')
+// 创建 app
+const app = express()
+// 设置跨域访问
+const cors = require('cors')
+app.use(cors())
+// 处理POST参数
+const bodyParser = require('body-parser')
+const multiparty = require('connect-multiparty')
+// 处理 x-www-form-urlencoded
+app.use(bodyParser.urlencoded({
+    extended:true
+}));
+// 处理 application/json
+app.use(bodyParser.json())
+// 处理 mutipart/form-data
+app.use(multiparty())
+// 测试接口能否正常调用
+app.get('/info', (req, res) => {
+    res.send("Hello shaoyahu !")
+})
+// 启动
+app.listen(3000, () => {
+    console.log('express server running at http://127.0.0.1:' + 3000);
+})
+

package.json

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+{
+  "name": "ax-node",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "echo \"Error: no test specified\" && exit 1"
+  },
+  "keywords": [],
+  "author": "",
+  "license": "ISC",
+  "dependencies": {
+    "body-parser": "^1.20.2",
+    "connect-multiparty": "^2.2.0",
+    "cors": "^2.8.5",
+    "express": "^4.18.2"
+  }
+}