replaceData method

void replaceData(
  1. int offset,
  2. int count,
  3. String data
)

Implementation

void replaceData(int offset, int count, String data) {
  final oldData = this.data ?? '';
  final a = oldData.substring(0, offset);
  final b = oldData.substring(offset + count);
  this.data = '$a$data$b';
}