What Does the [Flags] Attribute Really Do?

Question

What does applying [Flags] really do?

I know it modifies the behavior of Enum.ToString, but does it do anything else? (e.g. Different compiler or runtime behavior, e

Answer 1

From an MSDN article:

It is interesting to note that when Flags is specified, Parse and Format methods feature advanced capabilities.

Likewise, the Parse method can successfully parse a comma-separated string like the one just shown into the proper numeric value.