mad max

checkReloadedPage(){
      if (window.performance) {
        console.info("window.performance working");
      }
      if (performance.navigation.type == 1) {
       // mean page is reloaded
        return 1;
      } else {
        //mean page is not reloaded
        return 2;
      }
    }

导航计时api: https://www.w3.org/TR/navigation-timing/