Async

async function CreateGreeting(name: string): Promise<string> {
  // Actual async operation:
  return new Promise<string>((resolve) => {
    let result: string = "Hello " + name;
    resolve(result);
  });
}

async function ShowGreetings() {
  let greeting1: string = await CreateGreeting("Tiger");
  console.log(greeting1);

  let greeting2: string = await CreateGreeting("Dolphin");
  console.log(greeting2);
}

export async function Main() {
  await ShowGreetings();
}