lovecoding
/
VIP30


			
				
					
						
						
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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>
</head>
<body>
  <script>
    var person = {
      name: 'zs',
      age: 18
    }

    function deepClone(obj){
      //空文档
      var tmp = {}
      for(key in obj){
        tmp[key] = obj[key]
      }
      return tmp
    }
    var a  = deepClone(person)
    a.age = 30
    console.log(person)
    console.log(a)
  </script>
</body>
</html>