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                <section class="container">
  <h1>Подсказки по нажатию на Enter</h1>
  <p>По мере ввода подсказки не показываются. Чтобы увидеть их, нажмите Enter.</p>
  <input id="address" name="address" type="text" placeholder="Введите адрес" />



                input {
  font-size: 16px;
  padding: 4px;


                var $address = $("#address");

  serviceUrl: "",
  token: "298d430dc68d069a9dcf3521d4a400574c0e194f",
  type: "ADDRESS",
  // таким образом препятствуем отправке запроса при изменении текста
  minChars: Number.MAX_VALUE

$address.on('keydown', function (e) {
  if (e.which == 13) {
    var instance = $address.suggestions();
    // временно устанавливаем адекватное значение, чтобы запрос ушел
    instance.options.minChars = 1;
    // заставляем плагин запросить и отобразить данные
    // снова отключаем запросы
    instance.options.minChars = Number.MAX_VALUE;