JSFiddle - React, Tailwind, and code Playground

by rerich

HTML

<select id="countries"><option value="AL">Albania</option><option value="HR">Croatia</option><option value="BG">Bulgaria</option></select>

<select id="cepsp"></select>

JavaScript

var Albania = ["a","b","c"];
var Croatia = ["d","e","f"];
var Bulgaria= ["g","h","j"];


$( "#countries").change(function() {
    var countryName = $(this).find(":selected").text();
    $('#cepsp').empty();
    var country = eval(countryName);
    var option = '';
    for (var tt=0; tt < country.length; tt++)
    {option += '<option value="'+country[tt]+'">'+country[tt]+'</option>';}
    $('#cepsp').append(option);
});