text: const originRequest = require("request");
  const cheerio = require("cheerio");
  const iconv = require("iconv-lite");
  
  function request(url, callback) {
      const options = {
          url: url,
          encoding: null
      };
      originRequest(url, options, callback);
  }
  
  for (let i = 100553; i < 100563; i++) {
      const url = `https://www.dy2018.com/i/${i}.html`;
      request(url, function (err, res, body) {
          const html = iconv.decode(body, "gb2312");
          const $ = cheerio.load(html);
          console.log($(".title_all h1").text());
      });
  }