h5调起app技术调研

目标

有app跳转到app目标页，无app跳转到下载页，或者跳转到appstore。

方案一

window.location.href = localPageUrl;

let timer = setTimeout(() => {
   window.location.href = downloadUrl;
}, 2000);

document.addEventListener('visibilitychange webkitvisibilitychange', () => {
  clearTimeout(timer);
});
window.addEventListener("pagehide", () => {
    clearTimeout(timer);
});      

方案二