Method: Valvat::Checksum::PT#check_digit

Defined in:
lib/valvat/checksum/pt.rb

#check_digit ⇒ Object 



6
7
8
9
 
# File 'lib/valvat/checksum/pt.rb', line 6

def check_digit
  chk = sum_of_figues_for_pt_si
  chk > 9 ? 0 : chk
end