Function alloc::str::from_boxed_utf8_unchecked

Important traits for Box<I>

impl<I: Iterator + ?Sized> Iterator for Box<I> type Item = I::Item;impl<I: Iterator + Sized> Iterator for Box<I>impl<F: ?Sized + Future + Unpin> Future for Box<F> type Output = F::Output;

pub unsafe fn from_boxed_utf8_unchecked(v: Box<[u8]>) -> Box<str>

Converts a boxed slice of bytes to a boxed string slice without checking that the string contains valid UTF-8.

Examples

Basic usage:

let smile_utf8 = Box::new([226, 152, 186]);
let smile = unsafe { std::str::from_boxed_utf8_unchecked(smile_utf8) };

assert_eq!("☺", &*smile);