title: comparing two columns in excel sheet (text/string) and return the matched element in third column
body: <p>I have two columns in excel which I am trying to compare with one another and result the common element in third column. For example my sheet looks like</p>
  
  <p><img src="https://i.stack.imgur.com/nwDRf.png" alt="enter image description here"></p>
  
  <p>How do I compare Column D with E and if there is a matching string it will be printed in column F.</p>
  
  <p>Edit 1: What function should I use to compare both case sensitive and non-sensitive strings.</p>