app.js

const request = require('request');
const cheerio = require('cheerio');
const fs = require('fs');


var url = "https://www.reddit.com/hot/";

request(url, function (err, res, html){
  if(!err) {
    var $ = cheerio.load(html);
    var allItems = $('#siteTable').children();
    var items = [];
    allItems.each(function (index){

     var result = $('#siteTable').children().eq(index).children().eq(4).find('a.title').text();
     if(result !== "") { //if result is not empty string the push to array
      items.push(result);
    }
    

    });
//write data
fs.writeFile('output.txt', JSON.stringify(items, null, 4), function(err){
  if(err) {
    console.log(err);
  } else {
    console.log(`Scraped data from ${url} has been added to a file.`);
  }
})

    console.log(items);
  }
});