Online PHP editor | refs for gl992

<?php echo $var = explode(",",'sku,_store,_attribute_set,_type,_category,_root_category,_product_websites,color,cost,country_of_manufacture,created_at,custom_design,custom_design_from,custom_design_to,custom_layout_update,deliver_days,deliver_days_budget,description,enable_googlecheckout,extra_charge,extra_charge_budget,format,gallery,gift_message_available,grammatur,ground_price,ground_price_budget,has_options,height,image,image_label,is_imported,manufacturer,media_gallery,meta_description,meta_keyword,meta_title,minimal_price,msrp,msrp_display_actual_price_type,msrp_enabled,name,news_from_date,news_to_date,options_container,page_layout,price,required_options,short_description,small_image,small_image_label,special_from_date,special_price,special_to_date,status,supplier,tax_class_id,thumbnail,thumbnail_label,updated_at,url_key,url_path,visibility,weight,width,qty,min_qty,use_config_min_qty,is_qty_decimal,backorders,use_config_backorders,min_sale_qty,use_config_min_sale_qty,max_sale_qty,use_config_max_sale_qty,is_in_stock,notify_stock_qty,use_config_notify_stock_qty,manage_stock,use_config_manage_stock,stock_status_changed_auto,use_config_qty_increments,qty_increments,use_config_enable_qty_inc,enable_qty_increments,is_decimal_divided,_links_related_sku,_links_related_position,_links_crosssell_sku,_links_crosssell_position,_links_upsell_sku,_links_upsell_position,_associated_sku,_associated_default_qty,_associated_position,_tier_price_website,_tier_price_customer_group,_tier_price_qty,_tier_price_price,_group_price_website,_group_price_customer_group,_group_price_price,_media_attribute_id,_media_image,_media_lable,_media_position,_media_is_disabled'); $vs = array(); foreach($var as $v){ if(in_array($v, $vs)){ echo "Double: {$v}<br>"; } }