lovecoding
/
VIP20


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    *{
      margin: 0;
      padding: 0;
    }
    #div1{
      width: 300px;
      height: 200px;
      background: red;
    }
  </style>
</head>
<body>
  <div id="div1"></div>
  <script>
    var div1 = document.getElementById('div1')
    div1.style.width = '400px'
    console.log(div1.offsetWidth) //获取元素宽度
    console.log(div1.offsetHeight) //获取元素高度
    console.log(div1.offsetTop)  //获取元素距离顶部的距离
    console.log(div1.offsetLeft) //获取元素距离左边的距离

    console.log(div1.style.width)  //获取内联样式
  </script>
</body>
</html>