JSFiddle - React, Tailwind, and code Playground
by Anton Spirin
HTML
<span class="box">
<span class="text">раз два три</span>
</span>JavaScript
var parent = document.querySelector('.box');
var text = document.querySelector('.text');
var input = document.createElement('input');
input.type = 'text';
parent.insertBefore(input, text);