File: old-closure-iter-2.rs

package info (click to toggle)
rustc-web 1.78.0%2Bdfsg1-2~deb12u3
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,245,420 kB
  • sloc: xml: 147,985; javascript: 18,022; sh: 11,083; python: 10,265; ansic: 6,172; cpp: 5,023; asm: 4,390; makefile: 4,269
file content (15 lines) | stat: -rw-r--r-- 334 bytes parent folder | download | duplicates (6) 
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);
}