代码示例:(标识:jsck_element_clientheight)
<!DOCTYPE html>
<html>
<style>
#myDIV {
  height: 250px;
  width: 400px;
  padding: 10px;
  margin: 15px;
  border: 5px solid red;
  background-color: lightblue;
}
</style>

<body>
<h1>Element 对象</h1>

<h2>clientHeight 和 clientWidth 属性</h2>

<div id="myDIV">
  <b>有关 myDIV 的信息:</b><br>
  Height: 250px<br>
  Width: 400px<br>
  Padding: 10px<br>
  Margin: 15px<br>
  Border: 5px<br>
  <p id="demo"></p>
</div>

<script>
const element = document.getElementById("myDIV");
let text = "clientHeight: " + element.clientHeight + "px<br>";
text += "clientWidth: " + element.clientWidth + "px";
document.getElementById("demo").innerHTML = text;
</script>

</body>
</html>
运行结果: