title: How to change date format from DD/MM/YYYY or MM/DD/YYYY to YYYY-MM-DD?
body: <p>i need to change the format of my date string using C#</p>
  
  <p>from : "06/16/2010"or "16/06/2010"</p>
  
  <p>to : "2010-06-16"</p>
  
  <p>can you please help me achieve this</p>
  
  <p>thanks</p>