1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Title</title> 6 </head> 7 <body> 8 <iframe id="myFrame" src="//player.bilibili.com/player.html?bvid=BV1Sv41177W7&danmaku=true&autoplay=false&poster=false" scrolling="no" border="0" frameborder="no" 9 width="800" 10 height="600" 11 framespacing="0" allowfullscreen="true"></iframe> 12 13 <button onClick="aaa()">test1</button> 14 <script> 15 16 function aaa() { 17 let iframe = document.getElementById('myFrame') 18 console.log(iframe.contentDocument) 19 20 // 跨域是不能取到 iframe的 contentDocument 21 let iframe_head = 22 iframe?.contentDocument.getElementsByClassName('bpx-player-relation-button')?.[0] 23 24 iframe_head.style.display = 'none' 25 console.log(iframe_head) 26 } 27 </script> 28 </body> 29 </html>
