title: Time comparison and difference in vb
body: <p>How to compare between  current time and a past time in vb and check if the duration time is less than 30 mins or not ?</p>
  
  <p>Example :
  Current time : 11:30am
  Time : 11:00am
  Duration : 30 min (time should be less than 30 mins. )</p>
  
  <p>If the time duration is exactly 30 min difference 
  Return true 
  Else false</p>