<?php foreach(getMain() as $post): ?>
<li><?php echo $post->post_title; ?></li>
<?php endforeach; ?><?php
$calcTitle = get_field("calc_title");
if( !empty($calcTitle) ): ?>
<div class="col-md-5">
<h2><?php echo $calcTitle; ?></h2>
</div>
<?php endif; ?>foreach( $posts as $post ){
setup_postdata($post);
// формат вывода the_title() ...
}
wp_reset_postdata(); // сброс
