JSFiddle - React, Tailwind, and code Playground

HTML

<form action="" id="my_form" method="post">
  <select name="warehouse_id" id="options" >
    <option value="1">Пример 1</option>
    <option value="2">Пример 2</option>
  </select>
  <input  value="Отправить" type="submit">
</form>

JavaScript

$(document).on('submit', '#my_form', function(e) {
  e.preventDefault();
  var form = $(this);

  $.post(
    'https://httpbin.org/post',
    form.serialize(),
    function(msg) {
      form.hide('slow');
    },
  );
});