fromBCD

1 assert(0.fromBCD() == 0);
2 assert((0x22).fromBCD() == 22);
3 assert((34).fromBCD() == 22);
4 // 17bcd
5 assert((0b0001_0111).fromBCD() == 17);
6 assert(295.fromBCD() == 127);
7 assert(39_321.fromBCD() == 9_999);
8 assert((0x9999).fromBCD() == 9_999);