rust/src/test/run-pass/block-iter-1.rs

19 lines
351 B
Rust

// xfail-fast
#[legacy_modes];
fn iter_vec<T>(v: ~[T], f: fn(T)) { for v.each |x| { f(*x); } }
fn main() {
let v = ~[1, 2, 3, 4, 5, 6, 7];
let mut odds = 0;
iter_vec(v, |i| {
log(error, i);
if i % 2 == 1 {
odds += 1;
}
log(error, odds);
});
log(error, odds);
assert (odds == 4);
}