我就是試試兩個不一樣的embed Code:
<p><iframe allow="accelerometer; autoplay=1; clipboard-write; encrypted-media; gyroscope; picture-in-picture" allowfullscreen="" frameborder="0" height="315" src="https://www.youtube.com/embed/BQH5umzC2uY?&autoplay=1" title="YouTube video player" width="560"></iframe></p>
<p> </p>
<div id="ytplayer"> </div>
<script>
// Load the IFrame Player API code asynchronously.
var tag = document.createElement('script');
tag.src = "https://www.youtube.com/player_api";
var firstScriptTag = document.getElementsByTagName('script')[0];
firstScriptTag.parentNode.insertBefore(tag, firstScriptTag);
// Replace the 'ytplayer' element with an <iframe> and
// YouTube player after the API code downloads.
var player;
function onYouTubePlayerAPIReady() {
player = new YT.Player('ytplayer', {
height: '360',
width: '640',
videoId: 'BQH5umzC2uY'
});
}
</script>