JSFiddle - React, Tailwind, and code Playground

by Sasha Ulych

HTML

<select id="mark">
 <option disabled selected>Марка автомобиля</option>
 <option value="1">Audi</option>
 <option value="2">Mercedes</option>
</select>
<select id="model">
 <option disabled selected>Модель автомобиля</option>
</select>

JavaScript

$(document).on( 'click', '#mark', function() {
    var markValue = $( "#mark option:selected" ).val();
    selectModel = { "1": "A4", "2": "A6", "3": "A8" };
    selectModel2 = { "1": "Mercedes-Benz A-klasse (176)", "2": "Mercedes-Benz C-klasse (W205)", "3": "E-klasse (W212)" };
//    var array = {selectModel1, selectModel2};
    $('#model').empty();
    $.each(selectModel, function(key, value) {   
     $('#model')
         .append($("<option></option>")
         .attr("value",key)
         .text(value)); 
});
    });