学生ID查询

 

var http = require("http");var server = http.createServer(function(req,res){//得到urlvar userurl = req.url;res.writeHead(200,{"Content-Type":"text/html;charset=UTF8"})//substr函数来判断此时的开头if(userurl.substr(0,9) == "/student/"){var studentid = userurl.substr(9);console.log(studentid);if(/^\d{10}$/.test(studentid)){res.end("您要查询学生信息，id为" + studentid);}else{res.end("学生学号位数不对");}}else if(userurl.substr(0,9) == "/teacher/"){var teacherid = userurl.substr(9);if(/^\d{6}$/.test(teacherid)){res.end("您要查询老师信息，id为" + teacherid);}else{res.end("老师学号位数不对");}}else{res.end("请检查url");}
});server.listen(3000,"127.0.0.1");