Function frame_support::storage::migration::storage_key_iter

source · [−]

pub fn storage_key_iter<K: Decode + Sized, T: Decode + Sized, H: ReversibleStorageHasher>(
    module: &[u8], 
    item: &[u8]
) -> PrefixIterator<(K, T)>ⓘNotable traits for PrefixIterator<T, OnRemoval>
impl<T, OnRemoval: PrefixIteratorOnRemoval> Iterator for PrefixIterator<T, OnRemoval>    type Item = T;

Expand description

Construct iterator to iterate over map items in module for the map called item.