JSFiddle - React, Tailwind, and code Playground

JavaScript

var __createDocumentFragment = document.createDocumentFragment;

document.createDocumentFragment = function() {
    var result = __createDocumentFragment.apply(this, arguments);

    console.log(result);
    console.log(result.childNodes);

    return result;
};

$('<p class="a"><span>a</span></p>');