title: Excel Macro : How can I get the timestamp in "yyyy-MM-dd hh:mm:ss" format?
body: <p>I am using <code>DateTime.Now</code> in my Excel Macro to show the current timestamp.</p>
  
  <p>It shows timestamp in "dd-MM-yyyy hh:mm:ss" format.</p>
  
  <p>Instead, how can I get the timestamp in "yyyy-MM-dd hh:mm:ss" format?</p>