Loop through each row of a flexible content field.

acf-flexible-content.php

<?php
  $flexible_content = '';
  if( have_rows('partials', get_queried_object_id()) ):
    while( have_rows('partials', get_queried_object_id()) ): the_row();

      $row_layouts = [
        'example-1',
        'example-2',
        'example-3',
      ];

      foreach( $row_layouts as &$layout ) {
        if( get_row_layout() == $layout ):
          ob_start();
            include( get_template_directory() . '/template-parts/partials/'.$layout.'.php' );
          $flexible_content .= ob_get_clean();
        endif;
      }

    endwhile;
  endif;
  echo $flexible_content;
?>