Как поставить запятую если больше одного значения значение? - [VM2&3] Дизайн, оформление

<div class="filter-end-product-options"> Цвет багета: Золото Синий<div class="clear"></div></div>

<?php 
echo '&ensp;';
if (!$customTitle and $field->custom_title != $custom_title and $field->show_title) { ; 
echo vmText::_ ($field->custom_title); 
echo '&ensp;';
?>

<?php } if (!empty($field->display)){ ?>
<?php echo $field->display  ?> 
<?php // } if (!empty($field->custom_desc)){ ?>

$str = str_replace(" ", ", ", $field->display);
echo $str;

$str = str_replace(" ", ", ", $field->display);
echo $str;

$displayar = $field->display;
$displayar_imptext = implode(",", $displayar);
echo $displayar_imptext;

echo '<div class="title-product-dark">'; 
echo shopFunctionsF::renderVmSubLayout('filter_fields',array('product'=>$this->product,'position'=>'color')); echo'</div>';	
	?>

<?php echo //

<?php  echo $field->display; echo ',';
/*
$str = str_replace(" ", ", ", $field->display);
echo $str;
*/
?> 

$counter= count($product->customfieldsSorted[$position]);
$c=1;

if($c<$counter) echo ", ";
$c++;

<?php } $custom_title = null;
$counter= count($product->customfieldsSorted[$position]);
$c=1;
foreach ($product->customfieldsSorted[$position] as $field) { if ( $field->is_hidden || empty($field->display)) continue; ?>

<?php  echo $field->display;

if($c<$counter) echo ", ";
$c++;

/*
$str = str_replace(" ", ", ", $field->display);
echo $str;
*/

?>