수업소개
조건문을 활용해서 홈페이지를 표현하는 방법을 살펴봅니다.
강의
소스코드
main.js
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | var http = require( 'http' ); var fs = require( 'fs' ); var url = require( 'url' ); var app = http.createServer( function (request,response){ var _url = request.url; var queryData = url.parse(_url, true ).query; var pathname = url.parse(_url, true ).pathname; if (pathname === '/' ){ if (queryData.id === undefined){ fs.readFile(`data/${queryData.id}`, 'utf8' , function (err, description){ var title = 'Welcome' ; var description = 'Hello, Node.js' ; var template = ` <!doctype html> <html> <head> <title>WEB1 - ${title}</title> <meta charset= "utf-8" > </head> <body> <h1><a href= "/" >WEB</a></h1> <ul> <li><a href= "/?id=HTML" >HTML</a></li> <li><a href= "/?id=CSS" >CSS</a></li> <li><a href= "/?id=JavaScript" >JavaScript</a></li> </ul> <h2>${title}</h2> <p>${description}</p> </body> </html> `; response.writeHead(200); response.end(template); }); } else { fs.readFile(`data/${queryData.id}`, 'utf8' , function (err, description){ var title = queryData.id; var template = ` <!doctype html> <html> <head> <title>WEB1 - ${title}</title> <meta charset= "utf-8" > </head> <body> <h1><a href= "/" >WEB</a></h1> <ul> <li><a href= "/?id=HTML" >HTML</a></li> <li><a href= "/?id=CSS" >CSS</a></li> <li><a href= "/?id=JavaScript" >JavaScript</a></li> </ul> <h2>${title}</h2> <p>${description}</p> </body> </html> `; response.writeHead(200); response.end(template); }); } } else { response.writeHead(404); response.end( 'Not found' ); } }); app.listen(3000); |