title: LINQ Extension method to find count of "Present"
body: <p><a href="https://i.stack.imgur.com/OBxcE.png" rel="nofollow noreferrer">LINQ: How to find the count of "Present" for Alex between 5-Jan-2020 to 10-Feb-2020</a></p>
  
  <p>How to find the count of "Present" for Alex between 5-Jan-2020 to 10-Feb-2020 using linq extension method</p>
  
  <p>Image of table:
  <a href="https://i.stack.imgur.com/OBxcE.png" rel="nofollow noreferrer">https://i.stack.imgur.com/OBxcE.png</a></p>