Create a Single Instance of the Form by Class Name in C#

In this blog, you can create single instance of the Form By name of it.

In this Code you can create single instance of  the  Form  By name of it. For Example, your application have Three Form  main form  and Form2   and   Form3. you can Create  Single instance Form and open It by calling  the Function OpenForm("Form2").  I added  some comment in code: