第 120 期(W3C 标准-JavaScript-事件)：pagehide 和 pageshow #123
Description
onpagehide事件在用户离开网页时触发（隐藏窗口，切换浏览器页签）onpageshow事件在用户浏览网页时触发
<video id="video" src="video.webm" width="300" controls></video>var video = document.getElementById('video');
window.addEventListener('pageshow', playVideo);
window.addEventListener('pagehide', pauseVideo);
function playVideo() {
console.log(video.duration);
if (video.paused) {
video.play();
console.log(video.currentTime);
}
}
function pauseVideo() {
video.pause();
console.log(video.currentTime);
}