Save ACF Testimonials to post content

ar_save_testimonials_to_content.php

<?php // Save ACF Testimonials to post content 
function ar_save_testimonials_to_content( $post_id ) {
		
	// Only run this code if we're on a particilar post / page 
	if( $post_id === 1234 ) {

		// Start an output buffer
		ob_start(); 
		
		// Loop over our testimonials 
		if ( have_rows( 'client_testimonials' ) ) : ?>
			<ul class="testimonial-list">
				<?php while ( have_rows( 'client_testimonials' ) ) : the_row(); ?>
					<li class="testimonial-list__item">
						<blockquote><?php the_sub_field( 'quote' ); ?></blockquote>
						<cite><strong><?php the_sub_field( 'client_name' ); ?></strong> - <?php the_sub_field( 'business_name' ); ?></cite>
					</li>
				<?php endwhile; ?>
			</ul>
		<?php endif; 

		// Store output buffer
		$new_post_content = ob_get_clean();

		// Update the post_content 
		wp_update_post( array('ID' => $post_id, 'post_content' => $new_post_content ));

	}
}

// On ACF Save Post, Save our Testimoinals to post content 
add_action('acf/save_post', 'ar_save_testimonials_to_content', 20); ?>