title: How to get current date in this format "Year-Month-Day Hour:Minute:Second"?
body: <p>I'm wondering how to get the current date in this format :</p>
  
  <p>"Year-Month-Day  Hour:Minute:Second"</p>
  
  <p>To Be like "2018-02-11 00:00:00"</p>
  
  <p>How to achieve it?</p>