Trait frame_support::storage::TryAppendMap[][src]

pub trait TryAppendMap<K: Encode, T: StorageTryAppend<I>, I: Encode> {
    fn try_append<LikeK: EncodeLike<K> + Clone, LikeI: EncodeLike<I>>(
        key: LikeK,
        item: LikeI
    ) -> Result<(), ()>; }
Expand description

Storage map that is capable of StorageTryAppend.

Required methods

Try and append the item into the storage map at the given key.

This might fail if bounds are not respected.

Implementors