JSFiddle - React, Tailwind, and code Playground

HTML

<input class="js-key-up" id="phone">
<input class="js-key-up" id="name">
<input class="js-key-up" id="address">

<p id="phone-in-document"></p>
<p id="name-in-document"></p>
<p id="address-in-document"></p>

JavaScript

$('.js-key-up').keyup(function (e) {
    var id = $(this).attr('id');
    $('#' + id + '-in-document').html($(this).val());
});