for loop in ACF

<?php if( have_rows('slides') ): ?>
    <ul class="slides">
    <?php while( have_rows('slides') ): the_row(); 
        $image = get_sub_field('image');
        ?>
        <li>
            <?php echo wp_get_attachment_image( $image, 'full' ); ?>
            <p><?php the_sub_field('caption'); ?></p>
        </li>
    <?php endwhile; ?>
    </ul>
<?php endif; ?>

<?php 
$rows = get_field('repeater_field_name');
if( $rows ) {
    echo '<ul class="slides">';
    foreach( $rows as $row ) {
        $image = $row['image'];
        echo '<li>';
            echo wp_get_attachment_image( $image, 'full' );
            echo wpautop( $row['caption'] );
        echo '</li>';
    }
    echo '</ul>';
}