jquery - Autocomplete show entire list on down arrow key -

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i have applied autocomplete plugin on textbox this.

var model = []; (var = 0; < data.length; ++i) {                 model.push({ label: data[i].modelname, value: data[i].codemodel }); }  var modeldata = model;  $('#tbmodele').autocomplete({                 source: function (request, response) {                     response($.map(modeldata, function (value) {                         if (value.label.tolowercase().startswith(request.term.tolowercase())) {                             return {                                 label: value.label,                                 vvalue: value.value                             };                         }                     }));                 },                               select: function (e, i) {                     populateotherfields(i.item.label);                     return false;                 },                 open: function () {                     $scope.ismodeldropdownopen = true;                 },                               minlength: 0,                 scroll: true  });

now want open autocomplete list on pressing down arrow key of text field.

can please suggest how can that?

bind down arrow key autocomplete's search method:

$(document).on('keydown', '#tbmodele', function() {    $('#tbmodele').autocomplete('search', ''); });

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