はじめに Webサービスの基本はメディアサイトだと思っていて、おそらく世界最大であろう下記のサイトを見てタイムリーに動画再生をさせる方法が気になった。 「CNN」 https://edition.cnn.com/ 結論 下記のコードになります <!DOCTYPE html> <html> <body> <!-- 1. The <iframe> (and video player) will replace this <div> tag. --> <div id="player"></div> <script> var tag = document.createElement('script'); tag.src = "https://www.youtube.com/iframe_api"; var firstScriptTag = document.getElementsByTagName
![YouTubeをページを開いた瞬間に再生させる方法(2019/5/14現在) - Qiita](https://cdn-ak-scissors.b.st-hatena.com/image/square/efc3f822a0c547240aa8ee82d99eb82fbf55a490/height=288;version=1;width=512/https%3A%2F%2Fqiita-user-contents.imgix.net%2Fhttps%253A%252F%252Fcdn.qiita.com%252Fassets%252Fpublic%252Farticle-ogp-background-412672c5f0600ab9a64263b751f1bc81.png%3Fixlib%3Drb-4.0.0%26w%3D1200%26mark64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZ3PTk3MiZoPTM3OCZ0eHQ9WW91VHViZSVFMyU4MiU5MiVFMyU4MyU5QSVFMyU4MyVCQyVFMyU4MiVCOCVFMyU4MiU5MiVFOSU5NiU4QiVFMyU4MSU4NCVFMyU4MSU5RiVFNyU5RSVBQyVFOSU5NiU5MyVFMyU4MSVBQiVFNSU4NiU4RCVFNyU5NCU5RiVFMyU4MSU5NSVFMyU4MSU5QiVFMyU4MiU4QiVFNiU5NiVCOSVFNiVCMyU5NSUyODIwMTklMkY1JTJGMTQlRTclOEYlQkUlRTUlOUMlQTglMjkmdHh0LWFsaWduPWxlZnQlMkN0b3AmdHh0LWNvbG9yPSUyMzIxMjEyMSZ0eHQtZm9udD1IaXJhZ2lubyUyMFNhbnMlMjBXNiZ0eHQtc2l6ZT01NiZzPTEyYzdmZDNmMjE1ZDEyNjhhYzg1NzAzZDM5NjdiZGE4%26mark-x%3D142%26mark-y%3D57%26blend64%3DaHR0cHM6Ly9xaWl0YS11c2VyLWNvbnRlbnRzLmltZ2l4Lm5ldC9-dGV4dD9peGxpYj1yYi00LjAuMCZoPTc2Jnc9NzcwJnR4dD0lNDBiYXJjYXJ1bnJ1biZ0eHQtY29sb3I9JTIzMjEyMTIxJnR4dC1mb250PUhpcmFnaW5vJTIwU2FucyUyMFc2JnR4dC1zaXplPTM2JnR4dC1hbGlnbj1sZWZ0JTJDdG9wJnM9ZjExNThjODY5MDg3MDVkZTdmOGRmY2FlNDYxZThhNjE%26blend-x%3D142%26blend-y%3D436%26blend-mode%3Dnormal%26txt64%3DaW4g44OG44OD44Kv44OV44Kp44Ov44O844OJ5qCq5byP5Lya56S-%26txt-width%3D770%26txt-clip%3Dend%252Cellipsis%26txt-color%3D%2523212121%26txt-font%3DHiragino%2520Sans%2520W6%26txt-size%3D36%26txt-x%3D156%26txt-y%3D536%26s%3Def31d0e4fd5dabdbbf5ddc033c59c36a)