title: comparing two text files' contents using PowerShell
body: <p>I am having two text files having comma separated data.I want to compare and find out the difference between these two files' content.
  How to do this with using PowerShell. 
  I am getting the rows count as per below code:</p>
  
  <pre><code>$rows = Get-Content "D:\FCA\FCA_node_final.txt" 
  $rows.count
  
  $rows = Get-Content "D:\FCA\FCA.txt" 
  $rows.count
  </code></pre>
  
  <p>here am getting the count 358 and 379 i want to get the remaining 21 rows.
     here is the format of file :</p>
  
  <p>Pre-Validation/MIS,MIS,MIS<br>
     Pre-Validation/MIS/Reports,Reports,Reports<br>
     Pre-Validation/PBGSBLC,PBGSBLC,PBG/SBLC<br>
     /PBGSBLC/SBLCBGdetails,SBLCBGdetails,SBLC/BG details  </p>