Function shuffle 

pub fn shuffle<T, U>(table: U) -> U
where
    U: AsMut<[T]>,

Available on crate feature rand only.

使用系统熵原地打乱可变序列。

Feature Requirement

需要启用 "rand" 特性。

Examples

use lib_unknown::rand::shuffle;

let v = shuffle([0, 1, 2, 3, 4, 5, 6, 7]);
assert_eq!(v.len(), 8);