rust/src/test/run-pass/block-iter-1.rs
2012-01-23 19:06:33 -08:00

16 lines
310 B
Rust

fn iter_vec<T>(v: [T], f: fn(T)) { for x: T in v { f(x); } }
fn main() {
let v = [1, 2, 3, 4, 5, 6, 7];
let odds = 0;
iter_vec(v, {|i|
log(error, i);
if i % 2 == 1 {
odds += 1;
}
log(error, odds);
});
log(error, odds);
assert (odds == 4);
}