Function alloc::str::from_boxed_utf8_unchecked

1.20.0 · source · 
pub unsafe fn from_boxed_utf8_unchecked(v: Box<[u8]>) -> Box<str>
Expand description

将字节的 boxed 切片转换为 boxed 字符串切片，而无需检查该字符串是否包含有效的 UTF-8。

Examples

基本用法：

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

assert_eq!("☺", &*smile);
Run