write method Null safety
Implementation
void write(List<int> bytes) {
int blength = bytes.length;
data.addAll(bytes);
// offset += blength;
offset = offset! + blength;
pad();
}
void write(List<int> bytes) {
int blength = bytes.length;
data.addAll(bytes);
// offset += blength;
offset = offset! + blength;
pad();
}