Jquery UI Multiple Search MVC

For creating autocomplete multiple select using the jquery UI plugin.

<link rel="stylesheet" href="http://code.jquery.com/ui/1.12.1/themes/base/jquery-ui.css">

<label>Search fruits:</label>

<input type="text" id="txtFruits" name="txtFruits" />

<script src="https://code.jquery.com/jquery-1.12.4.js"></script>

<script src="https://code.jquery.com/ui/1.12.1/jquery-ui.js"></script>

<script type="text/javascript">

    $(function () {

        function split(val) {

            return val.split(/,\s*/);

        }

        function extractLast(term) {

            return split(term).pop();

        }

        $("#txtFruits")

      .on("keydown", function (event) {

          if (event.keyCode === $.ui.keyCode.TAB &&

              $(this).autocomplete("instance").menu.active) {

              event.preventDefault();

          }

      })

        .autocomplete({

            source: function (request, response) {

                $.getJSON('@Url.Action("data")', {

                    term: extractLast(request.term)

                }, response);

            },

            focus: function () {

                // prevent value inserted on focus

                return false;

            },

            select: function (event, ui) {

                var terms = split(this.value);

                // remove the current input

                terms.pop();

                // add the selected item

                terms.push(ui.item.value);

                // add placeholder to get the comma-and-space at the end

                terms.push("");

                this.value = terms.join(", ");

                return false;

            }

        });

    })

</script>

        /// <summary>

        /// Inside the controller

        /// Don't change the parameter name (term) it's default by jquery ui

        /// </summary>

public ActionResult data(string term)

        {

            var items = new[] { "Apple", "Pear", "Banana", "Pineapple", "Peach" };

            var filteredItems = items.Where(item => item.IndexOf(term, StringComparison.InvariantCultureIgnoreCase) >= 0 );

            return Json(filteredItems, JsonRequestBehavior.AllowGet);

        }