WP - loop column braker

loop_brake.php

// The Query
$the_query = new WP_Query( $args_e );
 
if ($the_query->have_posts()) :
  $out .= '<h4 class="subtitle">'.__('Výhry', 'xyz').'</h4>';
  
  // The Loop
  $actual_post_count = ($the_query->post_count);
  $divide_by = 2;
  $i = 0;
	while ( $the_query->have_posts() ) :
		$the_query->the_post();
			$postClass = get_post_class(array('col-md-6'));
			$postClassString = '';
			foreach($postClass as $class){
				$postClassString .= $class . ' ';
			}
			if($i == 0 || $i%$divide_by == 0){
				$out .= '<div class="row">';
			}
			$out .= '<div class="'.$postClassString.'">';
        // the content
			$out .= '</div>';
		// 	close the row
		if($i != 0 && ($i+1)%$divide_by == 0 || $actual_post_count == $i+1){ 
			$out .= '</div>';
		}	
		$i++;
	endwhile;
endif;

// Restore original Query & Post Data
wp_reset_postdata();
return $out;