Hello-World-Component/site/layouts/greeting/details_left.php

<?php
/*----------------------------------------------------------------------------------|  www.vdm.io  |----/
				VDM 
/-------------------------------------------------------------------------------------------------------/

	@version		1.0.0
	@build			12th June, 2019
	@created		20th September, 2017
	@package		Hello World
	@subpackage		details_left.php
	@author			Llewellyn <https://www.vdm.io>	
	@copyright		Copyright (C) 2015. All Rights Reserved
	@license		GNU/GPL Version 2 or later - http://www.gnu.org/licenses/gpl-2.0.html
  ____  _____  _____  __  __  __      __       ___  _____  __  __  ____  _____  _  _  ____  _  _  ____ 
 (_  _)(  _  )(  _  )(  \/  )(  )    /__\     / __)(  _  )(  \/  )(  _ \(  _  )( \( )( ___)( \( )(_  _)
.-_)(   )(_)(  )(_)(  )    (  )(__  /(__)\   ( (__  )(_)(  )    (  )___/ )(_)(  )  (  )__)  )  (   )(  
\____) (_____)(_____)(_/\/\_)(____)(__)(__)   \___)(_____)(_/\/\_)(__)  (_____)(_)\_)(____)(_)\_) (__) 

/------------------------------------------------------------------------------------------------------*/

// No direct access to this file
defined('_JEXEC') or die('Restricted access');

$form = $displayData->getForm();

$fields = $displayData->get('fields') ?: array(
	'greeting'
);

$hiddenFields = $displayData->get('hidden_fields') ?: array();

?>
<?php foreach($fields as $field): ?>
	<?php if (in_array($field, $hiddenFields)) : ?>
		<?php $form->setFieldAttribute($field, 'type', 'hidden'); ?>
	<?php endif; ?>
	<?php echo $form->renderField($field, null, null, array('class' => 'control-wrapper-' . $field)); ?>
<?php endforeach; ?>