爱站程序员基地//导入node的http模块let http=require(\'http\');const { url } = require(\'inspector\');//创建服务器实例let server=http.createServer();//服务器监听请求数据server.on(\'request\',(req,res)=>{console.log(req.url)if(req.url==\'/\'){res.end(\'index\')}else if(req.url==\'/login\'){res.end(\'login page\')}else{res.end(\'404 not found\')}})//绑定监听的端口号server.listen(3000,()=>{console.log(\'服务器启动：\',\"http://127.0.0.1:3000\")})
静态服务器的一个完整案例
let http = require(\'http\');// 创建server对象let server = http.createServer();//路径模块let path = require(\'path\');//fs模块let fs = require(\'fs\');server.on(\'request\',(req,res)=>{//解析路径,将请求的路径地址解析成对象let urlObj = path.parse(req.url)console.log(urlObj)if(req.url==\"/\"){res.setHeader(\'content-type\',\'text/html;charset=utf-8\');res.end(`<!DOCTYPE html><html lang=\"en\"><head><meta charset=\"UTF-8\"><meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\"><title>Document</title></head><body><h1>首页</h1><img src=\"./static/a.png\" alt=\"\"><img src=\"./static/sk.jpg\" alt=\"\"></body></html>`)}else if(urlObj.dir==\"/static\"){// 设置响应头，告诉浏览器，返回的内容类型res.setHeader(\'content-type\',getContentType(urlObj.ext));// 读取文件给到浏览器let rs = fs.createReadStream(\'./static/\'+urlObj.base);// 将读取的文件给到响应对象rs.pipe(res)}else{res.end(\'404 not found\')}})function getContentType(extName){switch(extName){case \".png\":return \"image/png\";case \'.jpg\':return \'image/jpeg\';case \".css\":return \'text/css;charset=utf-8\';case \'.json\':return \'text/json;charset=utf-8\';case \'.html\':return \'text/html;charset=utf-8\';case \'.js\':return \'text/javascript;charset=utf-8\'}}// 启动服务器，监听服务器端口server.listen(3000,function(){console.log(\'服务器已启动：\',\"http://127.0.0.1:3000\")})
终端结果：
