JSFiddle - React, Tailwind, and code Playground

by Jhim Preston

HTML

<script>
function validacion()
{
if (window.nombre.value == '')
  {
  alert('Falta Nombre');
  return false;
  }

if (window.clave.value == '')
  {
  alert('Falta Clave');
  return false;
  }
  
return true;  
  
}
</script>

<form onsubmit="validacion();return false;">
<input id="nombre"><br>
<input id="clave">
<input type="submit">
</form>