title: How to select rows with information in a text file by using linux command
body: <p>I just want to select certain info in separated rows in a text file. How do I deal with this?
  <a href="https://i.stack.imgur.com/ukfnH.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/ukfnH.png" alt="image"></a>
  For selecting row, which contains "SUBSCRIBERIDENTIFIER" and another row contains "LATEST_OFFLINE_TIME"</p>
  
  <p>My output to look like following:<br>
  SUBSCRIBERIDENTIFIER=23481XXXXXX02<br>
  LATEST_OFFLINE_TIME=20170330191209</p>