What are the possible access modifiers of ActionScript classes? (Sodeso Java Wiki)

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What are the possible access modifiers of ActionScript classes?

The following access modifiers are available:

dynamic: Properties to be added to instances at run time.
final: Can not be extended by another class.
internal (default): Visible to references inside the current package.
public: Visible to references everywhere.
private: Visible to references of the same class.