operator []= method
Assigns the value to the specified row index of the matrix.
Implementation
void operator []=(int index, List<dynamic> value) {
if (_data.isNotEmpty && value.length != columnCount) {
throw Exception('Row has different length than the other rows');
}
if (index < 0 || index >= _data.length) {
throw Exception('Index is out of range');
}
_data[index] = value;
}