Multiple Futures

main.dart

void main() async {
  List<String> strings = [
    'jgjjhga',
    'tyuyua',
    'afghf',
    'dsfsd',
    'trrt',
    'zxczx',
    'a',
    'asd',
    'a',
    'sd'
  ];

  List<int> hashCodes = await Future.wait(strings.map((string) {
    return getHash(string);
  }));
  print(hashCodes);
}

Future<int> getHash(String string) async =>
    await Future.delayed(Duration(seconds: 2), () {
      return string.hashCode;
    });