-main (C# Compiler Options)
This option specifies the class that contains the entry point to the program, if more than one class contains a Main method.
The type that contains the Main method.
The provided class name must be fully qualified; it must include the full namespace containing the class, followed by the class name. For example, when the
Main method is located inside the
Program class in the
MyApplication.Core namespace, the compiler option has to be
If your compilation includes more than one type with a Main method, you can specify which type contains the Main method that you want to use as the entry point into the program.
This option is for use when compiling an .exe file.
To set this compiler option in the Visual Studio development environment
Open the project's Properties page.
Click the Application property page.
Modify the Startup object property.
To set this compiler option programmatically, see StartupObject.
t3.cs, specifying that the Main method will be found in
csc t2.cs t3.cs -main:Test2