Send closures to anther thread

main.rs

use std::sync::mpsc::channel;
use std::thread;

fn main() {
    let (tx, rx) = channel::<Box<dyn Fn() + Send>>();
    thread::spawn(move || {
        let _ = tx.send(Box::new(|| {
            println!("wtf");
        }));
        let _ = tx.send(Box::new(|| {
            println!("wtf123");
        }));
    });

    for x in rx {
        x();
    }
}