JSFiddle - React, Tailwind, and code Playground

HTML

<div id="parent">
    <div>not selectable</div>
    <div data-selectable="true">selectable</div>
    <div>not selectable either</div>
    <div class="me" data-selectable="true">also selectable</div>
</div>

JavaScript

$("parent").addEvent("click:relay([data-selectable])", function(ev, el) {
    alert(this.get('text'));
});