Question

I am using jquery UI combo box and its not working here is my code its giving the following error, which I see in firefox console.

Error

TypeError: input.data(“autocomplete”) is undefined
[Break On This Error]

input.data(“autocomplete”)._renderItem = function (ul, item) {

Javascript

 (function ($) {
    $.widget("ui.combobox", {
        _create: function () {
            var input,
                self = this,
                select = this.element.hide(),
                selected = select.children(":selected"),
                value = selected.val() ? selected.text() : "",
                wrapper = this.wrapper = $("<span>")
                    .addClass("ui-combobox")
                    .insertAfter(select);

            input = $("<input>")
                .appendTo(wrapper)
                .val(value)
                .addClass("ui-state-default ui-combobox-input")
                .autocomplete({
                    delay: 0,
                    minLength: 0,
                    source: function (request, response) {
                        var matcher = new RegExp($.ui.autocomplete.escapeRegex(request.term), "i");
                        response(select.children("option").map(function () {
                            var text = $(this).text();
                            if (this.value && (!request.term || matcher.test(text)))
                                return {
                                    label: text.replace(
                                        new RegExp(
                                            "(?![^&;]+;)(?!<[^<>]*)(" +
                                            $.ui.autocomplete.escapeRegex(request.term) +
                                            ")(?![^<>]*>)(?![^&;]+;)", "gi"
                                        ), "<strong>$1</strong>"),
                                    value: text,
                                    option: this
                                };
                        }));
                    },
                    select: function (event, ui) {
                        ui.item.option.selected = true;
                        self._trigger("selected", event, {
                            item: ui.item.option
                        });
                    },
                    change: function (event, ui) {
                        if (!ui.item) {
                            var matcher = new RegExp("^" + $.ui.autocomplete.escapeRegex($(this).val()) + "$", "i"),
                                valid = false;
                            select.children("option").each(function () {
                                if ($(this).text().match(matcher)) {
                                    this.selected = valid = true;
                                    return false;
                                }
                            });
                            if (!valid) {
                                // remove invalid value, as it didn't match anything
                                $(this).val("");
                                select.val("");
                                input.data("autocomplete").term = "";
                                return false;
                            }
                        }
                    }
                })
                .addClass("ui-widget ui-widget-content ui-corner-left");

            input.data("autocomplete")._renderItem = function (ul, item) {
                return $("<li></li>")
                    .data("item.autocomplete", item)
                    .append("<a>" + item.label + "</a>")
                    .appendTo(ul);
            };

            $("<a>")
                .attr("tabIndex", -1)
                .attr("title", "Show All Items")
                .appendTo(wrapper)
                .button({
                    icons: {
                        primary: "ui-icon-triangle-1-s"
                    },
                    text: false
                })
                .removeClass("ui-corner-all")
                .addClass("ui-corner-right ui-combobox-toggle")
                .click(function () {
                    // close if already visible
                    if (input.autocomplete("widget").is(":visible")) {
                        input.autocomplete("close");
                        return;
                    }

                    // work around a bug (likely same cause as #5265)
                    $(this).blur();

                    // pass empty string as value to search for, displaying all results
                    input.autocomplete("search", "");
                    input.focus();
                });
        },

        destroy: function () {
            this.wrapper.remove();
            this.element.show();
            $.Widget.prototype.destroy.call(this);
        }
    });
})(jQuery);

$(function () {

    $("#combobox").combobox();



});

Html

<div class="ui-widget">

<select id="combobox">
        @foreach (var item in Model)
        {
            <option value="@item.Name">@item.Name</option>
        }
</select>

i don’t know why but its not working . Please help me

Answer 1

autocomplete was conflicting with elr_notify.js , so its resolved