Using dot net libraries we can do the functionalities like coping any data to the clipboard with single click in our .net application and you can paste it in any application including no dot net applications.
Now I am showing a simple application using vb.net.
Step-1: Design the form as the image shown below.
Step-2: In Copy buttons Click event write this code.
Step-3: Similarly in Paste buttons Click event write this code.
Step-4: Now run the application, you can see the out put form as shown below
Step-5: Now write some data like this..
And click copy button.