JSFiddle - React, Tailwind, and code Playground

HTML

<button id="rn2_copy" value="rn2">&gt;</button>

JavaScript

(function($) {
    $.fn.toggleDisabled = function(){
        return this.each(function(){
            this.disabled = !this.disabled;
        });
    };
})(jQuery);

$('button:[id$="_copy"]').click(function () {
    alert("TEST");
});