js-quiz.js

Result

index: 0, key: index-0, year: 2018
index: 1, key: index-1, year: 2018
index: 2, key: index-2, year: 2018
index: 3, key: index-3, year: 2018
index: 4, key: index-4, year: 2018
index: 5, key: index-5, year: 2018
index: 6, key: index-6, year: 2018
index: 7, key: index-7, year: 2018
index: 8, key: index-8, year: 2018
index: 9, key: index-9, year: 2018




(function() {
  'use strict';
  var myFistBestObjectVariableOfJS = {m: 'Middle', l: 'Last', f: 'First',};
  let myBestObject = new Object({0: 0});
  let array = new Array(10);

  function objectKey() {

    this.year = arguments[0];
    print(arguments[2].call(null, arguments[1]));
  }

  function callFn(obj) {
    for (var key in obj) {
        objectKey.call(null, new Date().getUTCFullYear(), key, obj[key]);
    }
  }

  var myFirstBestCycleFunctionOfThisYear = function() {
    for (var i = 0; i < array.length; i++) {
      myBestObject['index-' + i] = function(key) {
          this.i = `index: ` + i + ', key: ' + key + ', year: ' + this.year;
          return this.i
        }.bind(null)
    }

    callFn(myBestObject);
  };


  function print(value) {
    return console.log(value)
  }

  myFirstBestCycleFunctionOfThisYear();
})();