Listing 7-18 extracted from chapter Reflection, late binding, attributes

Listing 7-17<     > Listing 7-19

This listing can be compiled with the command line:
csc.exe /target:library Example_7_18.cs /r:TestAttributeAsm.dll
Errors: 0 Warnings: 0

#undef _TEST
[Test]  // The compiler doesn't mark the Foo2 class with 
        // the 'Test' attribute.
class Foo2 { }