woocommerce_order_item_get_formatted_meta_data │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_order_item_get_formatted_meta_data', 'wp_kama_woocommerce_order_item_get_formatted_meta_data_filter', 10, 2 );

/**
 * Function for `woocommerce_order_item_get_formatted_meta_data` filter-hook.
 * 
 * @param  $formatted_meta 
 * @param  $that           
 *
 * @return 
 */
function wp_kama_woocommerce_order_item_get_formatted_meta_data_filter( $formatted_meta, $that ){

	// filter...
	return $formatted_meta;
}

$formatted_meta

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_order_item_get_formatted_meta_data', $formatted_meta, $this );

Where the hook is used in WooCommerce