title: get current date with 'yyyy-MM-dd' format in Angular 4
body: <p>How i can get the current date with a specific format 'yyyy-MM-dd', for today by example i with that the result be: '2018-07-12', with using just the command</p>
  
  <pre><code>myDate = new Date();
  </code></pre>
  
  <p>thanks a lot</p>