Yeh Bisa Looping Ternyata

main.dart

void main() {
  Map<String, String> params = {
    'test': 'test',
    'siap': 'ready'
  };
  
  String url = 'http://domain.com';
   
  int indexP = 0;
  
  params.forEach((index, value) {
    if(indexP == 0) {
      url = '$url?$index=$value';
    } else {
      url = '$url&$index=$value';
    }
    indexP = indexP + 1;
  });
  print(url);
}