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26 lines
480 B
26 lines
480 B
2 years ago
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// 引入express
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const express = require("express");
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// 创建网站服务器
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const app = express();
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app.use((req,res,next)=>{
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next()
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})
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app.get("/",(req,res)=>{
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res.send("这里是根目录")
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})
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// app.use() 这里不能使用/，否则会匹配所有，和不写一样
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// 自定义404
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// 必须写在最后
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app.use((req,res,next)=>{
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res.send("请求页面不存在！")
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})
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// 开启服务器监听
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app.listen(80);
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console.log("服务器已开启")
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