byLevel method

SummaryArticle? byLevel(
  1. String level
)

Implementation

SummaryArticle? byLevel(String level) {
  final levels = level.split('.');
  SummaryArticle? result = this;
  for (final l in levels) {
    final p = int.parse(l) - 1;
    result = result?.articles?.toList(growable: false)[p];
  }
  return result;
}