Asynchronous programming using higher-order functions in post-2010 languages

spawn.kt

fun main() {
  async {
    print("Printing GeeksQuiz from thread")
  }
}

spawn.rs

use std::thread;

fn main() {
    println!("Before thread");
    // fill the vector
    let handle = thread::spawn(|| {
        println!("Printing GeeksQuiz from threads");
    })
    println!("After thread");
    handle.join().unwrap();
}