[html] HTML5如何监听video的全屏和退出全屏？

监听fullscreenchange事件document.addEventListener('fullscreenchange', (event) => {// document.fullscreenElement will point to the element that// is in fullscreen mode if there is one. If there isn't one,// the value of the property is null.if (document.fullscreenElement) {console.log(`Element: ${document.fullscreenElement.id} entered full-screen mode.`);} else {console.log('Leaving full-screen mode.');}
});

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