rust/tests/ui/iterators/iter-range.rs
2023-01-11 09:32:08 +00:00

15 lines
274 B
Rust

// run-pass
fn range_<F>(a: isize, b: isize, mut it: F) where F: FnMut(isize) {
assert!((a < b));
let mut i: isize = a;
while i < b { it(i); i += 1; }
}
pub fn main() {
let mut sum: isize = 0;
range_(0, 100, |x| sum += x );
println!("{}", sum);
}