Useful functions
Addonify Compare Products has defined some useful helper functions that you may want to use. The helper functions could be found inside inc/addonify-compare-products-helper-functions.php file.
Some of the helper functions are as follows:
func.php
<?php
// Function to get all items in the compare.
addonify_compare_products_get_compare_cookie();
// Function to get number of items compare list count.
addonify_compare_products_get_compare_cookie_count();
// Function to check if a product is in compare list. $product_id is required.
addonify_compare_products_is_product_in_compare_cookie( $product_id );
//Function to check if compare list is empty.
addonify_compare_products_is_empty_compare_cookie();