22 lines
722 B
Rust
22 lines
722 B
Rust
// Copyright 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 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
pub fn main() {
|
|
let x = &[1, 2, 3, 4, 5];
|
|
let x: &[int] = &[1, 2, 3, 4, 5];
|
|
if !x.is_empty() {
|
|
let el = match x {
|
|
[1, ref tail..] => &tail[0],
|
|
_ => unreachable!()
|
|
};
|
|
println!("{}", *el);
|
|
}
|
|
}
|