// Copyright 2012-2014 The Rust Project Developers. See the COPYRIGHT // file at the top-level directory of this distribution and at // http://rust-lang.org/COPYRIGHT. // // Licensed under the Apache License, Version 2.0 or the MIT license // , at your // option. This file may not be copied, modified, or distributed // except according to those terms. extern crate debug; fn iter_vec(v: Vec , f: |&T|) { for x in v.iter() { f(x); } } pub fn main() { let v = vec!(1i, 2, 3, 4, 5, 6, 7); let mut odds = 0i; iter_vec(v, |i| { if *i % 2 == 1 { odds += 1; } }); println!("{:?}", odds); assert_eq!(odds, 4); }