<input type="text" id="suggest">
<script src="https://api-maps.yandex.ru/2.1/?lang=ru_RU&load=SuggestView&onload=onLoad"></script>
the <script>
function onLoad (ymaps) {
var suggestView = new ymaps.SuggestView('suggest');
}
</script>
Find more questions by tags JavaScriptYandex