/* B站的播放器標籤不是固定的   */
let  myv=document.getElementsByTagName("VIDEO")
let  myv=document.getElementsByTagName("BWP-VIDEO")

  
for (i in myv[0]){
    console.log(i)
}



myv[0].playbackRate=1.25



/*獲取所有標籤名的方法*/
var mymap = [];

function fds(node) {
    if (node.nodeType === 1) {
      
   if (! mymap.includes(node.nodeName.toLocaleString(),0) ) {
     mymap.push(node.nodeName.toLocaleString())
      }
 
    }
    
 
//獲取該元素節點的所有子節點
    var children = node.childNodes;
    for (var i = 0; i < children.length; i++) {
      //遞迴呼叫
      fds(children[i]);
    }
  }
  
  
    fds(document)
  

    console.log(mymap )

var mymap = [];function fds(node) {    if (node.nodeType === 1) {       // node.id = "id" + map_num.toLocaleString(); //給節點設定ID         if (! mymap.includes(node.nodeName.toLocaleString(),0) ) {     mymap.push(node.nodeName.toLocaleString())      }      }    //獲取該元素節點的所有子節點    var children = node.childNodes;    for (var i = 0; i < children.length; i++) {      //遞迴呼叫      fds(children[i]);    }  }    fds(document)    for (i in myv[0]){    console.log(i)}

/* B站的播放器標籤不是固定的   */let  myv=document.getElementsByTagName("VIDEO")let  myv=document.getElementsByTagName("BWP-VIDEO")




myv[0].playbackRate=1.25