Item 

Description 

Debug/Release 

Indicates the current set of project options. By default, the distributed Debug and Release option sets have settings appropriate for debugging and deploying an application, respectively. The option sets provide an easy way to change project options based on your development activity. To create a user-defined option set, use the Save as button.  

Save as 

Displays a dialog box for naming and saving a user-defined set of project options.  

Delete 

Deletes the current option set. Only user-defined option sets can be deleted. The distributed Debug and Release option sets cannot be deleted.  

Conditional Defines 

Enter symbols referenced in conditional compiler directives. Separate multiple symbols with semicolons.
Corresponds to the /define compiler switch for both C# and VB.  

Output directory 

Specifies where the compiler should put the executable file. Corresponds to the /out compiler switch for both C# and VB.  

Default 

Saves the current settings as the default for each new project.