# Module core::nonzero [−] [src]

Deprecated since 1.26.0

: use `std::ptr::NonNull` or `std::num::NonZero*` instead

🔬 This is a nightly-only experimental API. (`nonzero` #49137)

deprecated

Exposes the NonZero lang item which provides optimization hints.

## Structs

NonZero | [ Deprecated ] [ Experimental ] A wrapper type for raw pointers and integers that will never be NULL or 0 that might allow certain optimizations.

## Traits

Zeroable | [ Deprecated ] [ Experimental ] Unsafe trait to indicate what types are usable with the NonZero struct

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