3-10 编程练习

来源：3-10 编程练习

慕移动4506339

2022-07-26 17:15:34

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <p>1</p>
    <p>2</p>
    <p>3</p>
    <script>
        const [p1, p2, p3] = document.querySelectorAll('p')
        const m = new Map([
        [
          p1,
          const m1=new Map([
            [color, 'red'],
            [backgroundColor, 'yellow'],
            [fontSize, '40px']
          ])
        ],
        [
          p2,
          const m2=new Map([
            [color,'green'],
            [backgroundColor, 'pink'],
            [fontSize, '40px']
          ])
        ],
        [
          p3,
          const m3=new Map([
            [color,'blue'],
            [backgroundColor, 'orange'],
            [fontSize, '40px']
          ])
        ]
      ]);
      m.forEach((propObj, elem)=>{
          
          propObj.forEach((value,key)=>{
             
             elem.style[key] = propObj[key];  
          })
          
      });
      
         
      
 
        
        
    </script>
</body>
</html>

老师，哪里错了？

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