flexaddicted

const doubles = [1, 2, 3, 4].myMap(function(number) {
  return number * 2;
});
// or using lambda 
// const doubles = [1, 2, 3, 4].myMap(number => number * 2);
console.log(doubles);

flexaddicted

Array.prototype.myMap = function(fn) {
  const elements = [];

  for(let i = 0; i < this.length; i++) {
    elements.push(fn(this[i]));
  }

  return elements;
};

flexaddicted

const doubles = [1, 2, 3, 4].map(function(number) {
  return number * 2;
});
// or using lambda 
// const doubles = [1, 2, 3, 4].map(number => number * 2);
console.log(doubles);

flexaddicted

function number2String(number) {
  return number.toString(10);
}

function number2DoubledNumber(number) {
  return number * 2; 
}

function myMap(numbers, fn) {
  const elements = [];

flexaddicted

function number2String(number) {
  return number.toString(10);
}

function myMap(numbers, fn) {
  const elements = [];

  for(let i = 0; i < numbers.length; i++) {
    elements.push(fn(numbers[i]));
  }

flexaddicted

function myMap2(numbers) {
  const elements = [];

  for(let i = 0; i < numbers.length; i++) {
    elements.push(numbers[i] * 2);
  }

  return elements;
}

flexaddicted

function myMap(numbers) {
  const elements = [];

  for(let i = 0; i < numbers.length; i++) {
    elements.push(numbers[i].toString(10));
  }

  return elements;
}

flexaddicted

const numbers = [1, 2, 3, 4];
const elements = [];

for(let i = 0; i < numbers.length; i++) {
  elements.push(numbers[i].toString(10));
}

console.log(elements);

flexaddicted

class ConsumerViewController: UIViewController {
  
  override func viewDidLoad() {
    super.viewDidLoad()
    
    let webViewBox = createWebView(usingModern: true)
    // add webView to the view hierachy
    webViewBox.load(urlRequest: URLRequest(url: URL(string: "www.google.it")!))
  }
  

flexaddicted

struct WebViewBox {
  let view: UIView & URLRequestable
  
  func load(urlRequest: URLRequest) {
    view.load(urlRequest: urlRequest)
  }
}