正在跳转至 https://www.typescriptlang.org/play?ts=4.2.3#code/JYOwLgpgTgZghgYwgAgApQPYAcDOyDeAUMsnAPwBcyOYUoA5scgEaXW0NMJs10iMBfQoQD0I5IFG5QLvygTVdmAGgSA9HUDkBoDc9QDbxgLjlAo-qBrDUJgAnlhQA5CAHd02HAEZkAXmQAlCAEcArsCgQAJgA8qMAIANZBmLjyyADkzDHIAD6xCDEAfGnCYsiAAOmAgZGyNriAIW6AAkaAkOaqgDD-gGLygPRmzFUI+fqGJuZWRTgATE5ocFBgwHAANhG2acgAZK4e3r6BwWHjUbHxSSnpmYQIGCA0yBjMAFZUFtaRPX1EJMxUMXYx8lz33TGEAkA