getAt method
Implementation
bool getAt(int position) {
if (position > _length) {
throw Exception('requested position is out of range');
}
var posInData = position ~/ 8;
var posInByte = position % 8;
var byte = _data[posInData];
var asString = byte.toRadixString(2).padLeft(8, '0').split('');
var bit = asString[posInByte];
if (bit == '0') {
return false;
} else {
return true;
}
}