JSFiddle - React, Tailwind, and code Playground

by Matt Ball

HTML

<label for="category">Category</label>
<div class="category_div" style="margin-bottom:5px;">
    <select id="category" name="category[]">
        <option value="0">None</option>
        <option value="3">Item 1</option>
        <option value="4">Item 2</option>
        <option value="1">Item 3</option>
    </select>
</div>

<input id="addrow" style="margin-left:5px;" type="button" value="+" />

JavaScript

$(function() {
    function _addCategory() {
        var $categoryDiv = $('div.category_div').last();
        $categoryDiv.clone().insertAfter($categoryDiv);
    }

    $('#addrow').click(_addCategory);
});