iterators/
iterators.rs

1use micro_ndarray::Array;
2
3fn main() {
4    let mut array = Array::new_with([5, 4], 0);
5    array
6        .iter_mut()
7        .filter(|(loc, _)| loc[0] == 1)
8        .for_each(|x| {
9            println!("{x:?}");
10            *x.1 += x.0[1];
11        });
12    for y in 0..4 {
13        for x in 0..5 {
14            print!("{}", array[[x, y]]);
15        }
16        println!();
17    }
18    assert_eq!(
19        array.iter().map(|x| *x.1).collect::<Vec<_>>(),
20        vec![0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 0, 0, 0, 0, 3, 0, 0, 0]
21    )
22}