This is a woocommerce function Displays same groupID products(products links images skus and prices) inside the viewing product page. The products printed inside a table (2 columns table).
Instructions
1)the php code must be pasted in your themes functions.php 2)the default meta_key name this function is searching for is "xline_group_id" you can change it as you like. (you can use the Advanced Product Fields plugin to create yours custom field) 3)you must customize the output of the function using css code!!