pub trait Flatten<T, const N: usize, const N2: usize> {
// Required method
fn flatten(self) -> [T; { _ }];
}
Expand description
Flatten arrays.
Required Methods§
sourcefn flatten(self) -> [T; { _ }]
fn flatten(self) -> [T; { _ }]
Takes a [[T; N]; N2]
, and flattens it to a [T; N * N2]
.
§Examples
assert_eq!([[1, 2, 3], [4, 5, 6]].flatten(), [1, 2, 3, 4, 5, 6]);
assert_eq!(
[[1, 2, 3], [4, 5, 6]].flatten(),
[[1, 2], [3, 4], [5, 6]].flatten(),
);
let array_of_empty_arrays: [[i32; 0]; 5] = [[], [], [], [], []];
assert!(array_of_empty_arrays.flatten().is_empty());
let empty_array_of_arrays: [[u32; 10]; 0] = [];
assert!(empty_array_of_arrays.flatten().is_empty());