diff options
| -rw-r--r-- | library/core/src/mem/maybe_uninit.rs | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/library/core/src/mem/maybe_uninit.rs b/library/core/src/mem/maybe_uninit.rs index e629d28eae1..862c452a434 100644 --- a/library/core/src/mem/maybe_uninit.rs +++ b/library/core/src/mem/maybe_uninit.rs @@ -246,6 +246,14 @@ impl<T> MaybeUninit<T> { /// Note that dropping a `MaybeUninit<T>` will never call `T`'s drop code. /// It is your responsibility to make sure `T` gets dropped if it got initialized. /// + /// # Example + /// + /// ``` + /// use std::mem::MaybeUninit; + /// + /// let v: MaybeUninit<Vec<u8>> = MaybeUninit::new(vec![42]); + /// ``` + /// /// [`assume_init`]: MaybeUninit::assume_init #[stable(feature = "maybe_uninit", since = "1.36.0")] #[rustc_const_stable(feature = "const_maybe_uninit", since = "1.36.0")] @@ -259,9 +267,15 @@ impl<T> MaybeUninit<T> { /// Note that dropping a `MaybeUninit<T>` will never call `T`'s drop code. /// It is your responsibility to make sure `T` gets dropped if it got initialized. /// - /// See the [type-level documentation][type] for some examples. + /// See the [type-level documentation][MaybeUninit] for some examples. /// - /// [type]: union.MaybeUninit.html + /// # Example + /// + /// ``` + /// use std::mem::MaybeUninit; + /// + /// let v: MaybeUninit<String> = MaybeUninit::uninit(); + /// ``` #[stable(feature = "maybe_uninit", since = "1.36.0")] #[rustc_const_stable(feature = "const_maybe_uninit", since = "1.36.0")] #[inline(always)] |