JSFiddle - React, Tailwind, and code Playground
HTML
<select id="target_menu" name="sort_by">
<option selected="selected" id="position" value="http://cosmeo.superweb.bg/index.php/priceslider/slider/view/?dir=asc&id=35&max=424&min=0&order=position">aaaa</option>
<option id="name" value="http://cosmeo.superweb.bg/index.php/priceslider/slider/view/?dir=asc&id=35&max=424&min=0&order=name">Име</option>
<option id="price" value="http://cosmeo.superweb.bg/index.php/priceslider/slider/view/?dir=asc&id=35&max=424&min=0&order=price">Цена</option>
<option id="color" value="http://cosmeo.superweb.bg/index.php/priceslider/slider/view/?dir=asc&id=35&max=424&min=0&order=color">Color</option>
<option id="created_at" value="http://cosmeo.superweb.bg/index.php/priceslider/slider/view/?dir=asc&id=35&max=424&min=0&order=created_at">Test</option>
</select>
<button class="FirstFilter">
Click me!
</button>
JavaScript
$(function(){
$('.FirstFilter').click(function(){
var wantedValue= $('#created_at').attr('value');
$('#target_menu').val(wantedValue).trigger('change');
});
})