Custom Multiple Price Range

/*
 Sample output: FREE - $1.00 - $2.00 - $3.00
 */
add_filter('em_event_output_placeholder','my_em_placeholder_mod_price',1,3);
function my_em_placeholder_mod_price($replace, $EM_Event, $result){
	if ( $result == '#_EVENTPRICERANGE' ) {
		$min = false;
		$max = 0;
		$prices = array();
		if( $EM_Event->get_bookings()->is_open() || !empty($show_all_ticket_prices) ){
			foreach( $EM_Event->get_tickets()->tickets as $EM_Ticket ){
				/* @var $EM_Ticket EM_Ticket */
				if( $EM_Ticket->is_available() || get_option('dbem_bookings_tickets_show_unavailable') || !empty($show_all_ticket_prices) ){
					if($EM_Ticket->get_price() > $max ){
						$max = $EM_Ticket->get_price();
					}
					if($EM_Ticket->get_price() < $min || $min === false){
						$min = $EM_Ticket->get_price();
					}
					if ($EM_Ticket->get_price() > 0){
						array_push($prices, em_get_currency_formatted($EM_Ticket->get_price()));
					}
				}
			}
		}
		if( $min === false ) $min = 0;
		if( $min != $max ){
			sort($prices);
			$replace = ($min > 0) ? implode(" - ", $prices):'FREE'.' - '.implode(" - ", $prices);
		}else{
			$replace = ($min > 0) ? em_get_currency_formatted($min):'FREE';
		}
	}
	return $replace;
}