i64ToBytes function
Implementation
Uint8List i64ToBytes(int value) {
//because of browser limitations
int l = value;
var b = BytesBuilder();
for (int i = 7; i >= 0; i--) {
b.addByte(l & 0xFF);
l >>= 8;
}
return Uint8List.fromList(b.toBytes().reversed.toList());
//return Uint8List(8)..buffer.asByteData().setUint64(0, value, Endian.big);
}