Example Item Types

mcfunction

data modify storage rcore:register item_types append value {id: "example:my_item_type", function: "example:my_item_type/drop"}

snbt

{
    id: "example:my_item_type",
    function: "example:my_item_type/drop"
}

Using the item type in a item

mcfunction

data modify storage rcore:register items append value {id: "example:my_item", type: 'example:my_item_type', ...}

snbt

{
    id: "example:my_item",
    type: "example:my_item_type"
}