JSFiddle - React, Tailwind, and code Playground

by Sergei

HTML

<input type="text" name="quantity" id="quantity" /> <span id="btn-site-search-span"></span>

JavaScript

$('#quantity').keyup(function(){
  var Value = $('#quantity').val();
  $('#btn-site-search-span').empty();
  $('#btn-site-search-span').text(Value);
});