Callback Using request module

callback-req-serial.js

const request = require('request');

const empIds = ['72632', '72633', '72634'];
const dummyRESTurl = 'http://dummy.restapiexample.com/api/v1/employee/';
const result = [];

let count = 0;
empIds.forEach((empID, i)=>{
    request(`${dummyRESTurl}${empID}`, (err, resp, body)=>{
        result.push(JSON.parse(body));
        count++;
        if(count === empIds.length){
            render();
        }
    })
})
function render(){
    //does something with the collective data
    console.log(result);
}