Split data form String and turn to Map

main.dart

void main() {
  String url =
      "https://www.rbdmyanmar.com/product/kiwi-colour-shine-protect-liquid/?attribute_pa_color=brown&attribute_pa_net-content=75ml&attribute_pa_pack-size=24-pcs"; 

  int urlIndex = url.indexOf('?');
  print('? index => $urlIndex');

  String newUrl = url.substring(urlIndex + 1, url.length);
  print('newUrl => $newUrl');

  List attributeStr = newUrl.split("&");
  Map<String, String> variationMap = {};
  for (var item in attributeStr) {
    String keyStr = item.split("=").first;
    print('keyStr => $keyStr');

    int valueIndex = item.indexOf('=');
    String valueStr = item.substring(valueIndex + 1, item.length);
    print('valueStr => $valueStr');

    variationMap[keyStr] = valueStr;
  }

  print('variationMap => $variationMap');
}