How to get to know how many user are accessing the site

I am providing the step in this article on How get to know how many user are using my site. I am getting many questions from SharePoint community on the same. Please find the below command to get the list of count.

 (get-spsite -webapplication http://expertsharepoint.com -limit all).count

  

I hope the above information will help you to resolve the issue, in case of any queries/questions regarding the above mentioned information then please let me know. I would be more than happy to help you as well as resolves your issues, Thank you.