Type Alias ItemDefs 

pub type ItemDefs<T: Config> = StorageDoubleMap<_GeneratedPrefixForStorageItemDefs<T>, Twox64Concat, CollectionId, Twox64Concat, ItemIndex, ItemDefinition<BalanceOf<T>>>;

Immutable item definitions, indexed within their collection.

Storage type is [StorageDoubleMap] with key1 type CollectionId, key2 type ItemIndex and value type ItemDefinition < BalanceOf < T > >.

Aliased Type

pub struct ItemDefs<T: Config>(/* private fields */);