mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 23:34:48 +00:00
9 lines
160 B
Rust
9 lines
160 B
Rust
//@ run-pass
|
|
fn action(mut cb: Box<dyn FnMut(usize) -> usize>) -> usize {
|
|
cb(1)
|
|
}
|
|
|
|
pub fn main() {
|
|
println!("num: {}", action(Box::new(move |u| u)));
|
|
}
|