contains
Checks if any inventory item exists with any of the specified ids param id the item ids
Return
true if any inventory item exists with any of the specified ids, false otherwise
Checks if any inventory item exists with any of the specified names param name the item names
Return
true if any inventory item exists with any of the specified names, false otherwise
Checks if any inventory item exists matching the specified filter param filter the item filter
Return
true if any inventory item exists matching the specified filter, false otherwise