All those files that comprise of the CS file format are the ones that contain the source code. The source code that is with the CS extension has been generally written in C# .NET or C# programming language.
C# is a programming language that has been used worldwide to generate a large number of .NET Framework programs and applications. Commonly, it is created with the help of the Microsoft Visual C# toolset. This particular toolset can be utilized to generate the XML services that are for the .NET linked applications. The CS extensions are generally compiled to a csc.exe format file.The source codes that a CS file may use can comprise of source codes for console programs, GUI applications and library files.
In addition to the problem described above, i.e. the lack of the appropriate application to support the .CS file, there may be several reasons that cause problems with opening and operation of the data format:
A quite common problem is the lack of application in the appropriate version. Even if you have an application, with the help of which you should open the .CS file, you may have a problem with it because of its version. Perhaps in previous versions the application has not yet supported the .CS file, so download the update and check again.
If you have already installed the appropriate application, and it is the correct version, the file may not open correctly, because the operating system does not have information that this program supports the file. So you need to "show" which program the computer should use. To do this:
It also happens that the file you want to open is corrupt and therefore there is no such possibility. In this situation, you should find its different version, or ask a person from whom you got, to send it again.
There may be several reasons why you cannot open the file with .CS extension. Directly on this website you can find a solution of the most common problem with the .CS file – that you do not have on your computer the appropriate program to open the file.