nohfibu library Null safety

Classes

Book
Book class, holds an accountplan and a journal.
ExtractLine
one line in an extract journal.
Journal
This class hold a list of lines, each caracterising an entry in an accounting journal.
JrlLine
one line in an accounting journal.
Konto
one account .
KontoPlan
the account plan .

Functions

cur2sym(String name) String
a helper to add to currencies the right utf symbol .