Nodes of different colours represent the following:
Solid arrows point from a submodule to the (sub)module which it is
descended from. Dashed arrows point from a module or program unit to
modules which it uses.
Nodes of different colours represent the following:
Solid arrows point from a procedure to one which it calls. Dashed
arrows point from an interface to procedures which implement that interface.
This could include the module procedures in a generic interface or the
implementation in a submodule of an interface in a parent module.
program volatile_doctestuse stringifor_string_ttype(string)::astringastring='How are you?'print'(L1)',astring%encode(codec='base64')//''=='SG93IGFyZSB5b3U/'endprogram volatile_doctest