使用iframe Youtube API的2个视频同一页面仅加载一个

<iframe id="video1" src="https://www.youtube.com/embed/video1"></iframe>
<iframe id="video2" src="https://www.youtube.com/embed/video2"></iframe>

<script src="https://www.youtube.com/iframe_api"></script>

var player1;
var player2;

function onYouTubeIframeAPIReady() {
  player1 = new YT.Player('video1', {
    events: {
      'onReady': onPlayerReady
    }
  });
  
  player2 = new YT.Player('video2', {
    events: {
      'onReady': onPlayerReady
    }
  });
}

function onPlayerReady(event) {
  // 在这里可以控制视频的加载和播放
}

function onPlayerReady(event) {
  // 加载和播放视频1
  player1.loadVideoById('video1Id');
  player1.playVideo();
  
  // 加载和播放视频2
  player2.loadVideoById('video2Id');
  player2.playVideo();
}