jogglingasync.js

// JOGGLING ASYNC

var http = require('http');
var urls = [process.argv[2], process.argv[3], process.argv[4]];
var count = 0;
var arr = [];

function get(a) {  
    http.get(urls[a], (res) => {
      
            var word = ''; // holder of strings
            res.setEncoding('utf8');
            res.on('data', (data) => {
                word += data;  // add each data to holder of strings
            });
            res.on('error', (error) => {
                console.log(error) //if error then log error
            });
            res.on('end', () => { 
                count++; // when stream is done increment count
               arr[a] = word;
               if(count === 3) { // if count is equal 3 that means process is complete for three urls
                  for (let i = 0; i < arr.length; i++) {
                      console.log(arr[i]); // log array
                  } 
               }
            })
    });
}

for (let index = 0; index < 3; index++) {
   get(index);  // call function to display string orderly
}