> ## Documentation Index
> Fetch the complete documentation index at: https://docs.starknet.io/llms.txt
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# core::starknet::storage::SubPointersMutDeref

This makes the sub-pointers members directly accessible from a pointer to the parent struct.

## Signature

```rust theme={null}
pub impl SubPointersMutDeref> of Deref>>;
```

## Impl functions

### deref

#### Signature

```rust theme={null}
fn deref(self: StoragePointer>) -> SubPointersType
```

## Impl types

### Target

#### Signature

```rust theme={null}
type Target = SubPointersType;
```