Angular 1 sin angular

by scyrizales

HTML

<div>
  <input type="text" id="input">
  <br>
  <span>Hola <span id="nombre"></span></span>
</div>

JavaScript

var input = document.getElementById('input');
var span = document.getElementById('nombre');
input.addEventListener('keyup',function(e){
  span.innerHTML = e.target.value;
})