Advanced Custom Fields - Date in Post Feed

gistfile1.txt

/**
 * Converts an ACF date field from DDMMYYYY to DD.MM.YYYY
 */
function metaslider_acf_date($content) {
	
    $content = str_replace( "{start_date}", date( 'd.m.Y', strtotime( get_field('start_date') ) ) , $content );

    return $content;
}
add_filter( "metaslider_post_feed_template", "metaslider_acf_date" );