//依賴模塊 var fs = require('fs'); var request = require("request"); var cheerio = require("cheerio"); var mkdirp = require('mkdirp');  //目標網址 var url = 'http://me2-sex.lofter.com/tag/美女攝影?page=';  //本地存儲目錄 var dir = './images';  //創建目錄 mkdirp(dir, function(err) { if(err){ console.log(err); } });  //發送請求 request(url, function(error, response, body) { if(!error && response.statusCode == 200) { var $ = cheerio.load(body); $('.img img').each(function() { var src = $(this).attr('src'); console.log('正在下載' + src); download(src, dir, Math.floor(Math.random()*100000) + src.substr(-4,4)); console.log('下載完成'); }); } });  //下載方法 var download = function(url, dir, filename){ request.head(url, function(err, res, body){ request(url).pipe(fs.createWriteStream(dir + "/" + filename)); }); };