1 // Copyright 2012 The Rust Project Developers. See the COPYRIGHT
2 // file at the top-level directory of this distribution and at
3 // http://rust-lang.org/COPYRIGHT.
5 // Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
6 // http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
7 // <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
8 // option. This file may not be copied, modified, or distributed
9 // except according to those terms.
11 extern crate collections;
13 use std::collections::HashMap;
16 let mut h = HashMap::new();
17 let kvs = [(1i, 10i), (2i, 20i), (3i, 30i)];
18 for &(k,v) in kvs.iter() {
23 for (&k,&v) in h.iter() {