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Babel includes JSX processing.

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Code Indentation

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<form action="" method="post" id="formEjemplo" target="_blank">
  <div class="row m-3">
  <input type="text" name="search" value="" placeholder="Texto a buscar" />
    <input type="submit" class="btn btn-success" vlaue="Enviar" />

<p>Si quitas el código del apartado JS, verás que pulsando la tecla Intro, el formulario se envía.</p>




                // Si pulsamos tecla en un Input
$("input").keydown(function (e){
  // Capturamos qué telca ha sido
  var keyCode= e.which;
  // Si la tecla es el Intro/Enter
  if (keyCode == 13){
    // Evitamos que se ejecute eventos
    // Devolvemos falso
    return false;