testhtml.html

<!DOCTYPE html>
<html>
<head>
<meta name="viewport" content="width=device-width,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.0,minimal-ui">
<style>
div{
   background-repeat:no-repeat;
  background-size:100%100%;
  background-origin:content-box;
  width:200px;
  height:200px;
  border:1px solid red;
}
div
{
  border:2px solid;
  border-radius:25px;
  box-shadow:10px10px5px#888888;
  border-image:url(border.png)3030 round;
}
.cc1211{
  writing-mode: vertical-rl;
  letter-spacing: 1px;
}
.cc1211 b{
  text-combine-upright: all;
  margin: 5px 0;
} 
</style>
</head>
<body>
    <button onclick="goPage('bottom')">到达底部 ddddddddd</button><br>
<div>
  
 <section>123</section>
</div>
<div class="cc1211">
 <h1>测试</h1>
  <p>窗前明月光</p>
  <p>疑是地上霜</p>
  <p>举头望明月</p>
  <p>低头思故乡</p>
  <p>创<b>296</b>年</p>
  <p>流行<b>276</b>地</p>
  <p>供世人参考<b>268</b>次</p>
</div>
<div class="cc1210">
<form></form>
<img src="file:///C:/Users/Administrator/Pictures/1.jpg" width="200"></img>
</div>
<div class="cc1209">

</div>

	<marquee scrolldelay="200" direction="right">Welcome!</marquee>
	
	<marquee scrolldelay="200" direction="left">Welcome1!</marquee>
<marquee onMouseOut="this.start()" onMouseOver="this.stop()">onMouseOut="this.start()  onMouseOver="this.stop()</marquee>

<strong >ssssssssss</strong >
    <iframe src="http://127.0.0.1:8082/odoc/odoc/index_c.jsp">ssssssssssss</iframe>
	<div>sss</div>
	<address></address>
	<span>1</span>
	<wbr/>
	<span>1</span>
	<embed/>
	<span>1</span>
	<img/>
  <span>1</span>
  <button onclick="goPage('top')">到达顶部</button>

	<script>
window.onload=function(){
console.log("onload")
}
window.onunload=function(){
console.log("onunload")
}
window.onbeforeunload=function(){
console.log("onbeforeunload")
}
document.onkeydown=(keyParams)=>{
  const {code, keyCode, key } = keyParams;
  console.log(code, keyCode, key );
}
goPage =(type) =>{
  let  keyCode,code;
  if(type == "top") {
    keyCode = 36;
    code = "Home";
  } else if(type == "bottom"){
    keyCode = 35;
    code = "End"
  } else {
    console.log("暂不支持该类型"+type);
    return;
  }
  let ev =   new KeyboardEvent('keydown', { ctrlKey: true,keyCode,code});
  document.dispatchEvent(ev);
}

</script>
</body>

</html>