ACF Repeater field usage in functions.php using hook

acf-repeater-field

/*=========================================
     ACF Repeater
======================================== */

add_action( 'woo_post_inside_after', 're_acf_repeater', 10); // hook is the first part

function re_acf_repeater () { ?>
<?php if(get_field('field_name')): ?>
     <ul>
     <?php while(has_sub_field('field_name')) { ?>
          <li><?php the_sub_field('sub_field_name'); ?></li>
     <?php } ?>
     </ul>
<?php endif; ?> 
<?php }