functionget_products_from_category_by_ID( $category ) {
$products = newWP_Query( array('post_type' => 'product','post_status' => 'publish','fields' => 'ids','tax_query' => array('relation' => 'AND',array('taxonomy' => 'product_cat','field' => 'term_id','terms' => $category, ) ),
) );return$products->posts;}


get_products_from_category_by_ID( #kategoriid# );

bunun ile çözdüm teşekkür ederim hocam sağolun.