File: old-closure-iter-2.rs

package info (click to toggle)
rustc 1.70.0%2Bdfsg1-9
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 722,120 kB
  • sloc: xml: 147,962; javascript: 10,210; sh: 8,590; python: 8,220; ansic: 5,901; cpp: 4,635; makefile: 4,001; asm: 2,856
file content (15 lines) | stat: -rw-r--r-- 333 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
// run-pass

fn iter_vec<T, F>(v: Vec<T>, mut f: F) where F: FnMut(&T) { for x in &v { f(x); } }

pub fn main() {
    let v = vec![1, 2, 3, 4, 5];
    let mut sum = 0;
    iter_vec(v.clone(), |i| {
        iter_vec(v.clone(), |j| {
            sum += *i * *j;
        });
    });
    println!("{}", sum);
    assert_eq!(sum, 225);
}