rust/src/test/run-pass/swap-2.rs
Marijn Haverbeke fc6b7c8b38 Reformat for new mode syntax, step 1
Long lines were fixed in a very crude way, as I'll be following up
with another reformat in a bit.
2011-09-12 12:04:14 +02:00

13 lines
281 B
Rust

fn swap<@T>(v: [mutable T], i: int, j: int) { v[i] <-> v[j]; }
fn main() {
let a: [mutable int] = [mutable 0, 1, 2, 3, 4, 5, 6];
swap(a, 2, 4);
assert (a[2] == 4);
assert (a[4] == 2);
let n = 42;
n <-> a[0];
assert (a[0] == 42);
assert (n == 0);
}