<html>
 
<head>
<title>HTML显示json字符串并且进行格式化</title>
</head>
 
<body>
<p id="show_p">{ "name": "Brett", "address":"北京路23号", "email": "123456@qq.com" }</p>
<pre id="out_pre"></pre>
 
</body>
<script type="text/javascript">
 
  var text = document.getElementById('show_p').innerText; //获取json格式内容
  
   var result = JSON.stringify(JSON.parse(text), null, 2);//将字符串转换成json对象
 
   document.getElementById('out_pre').innerText= result ;
  
 
</script>
 
</html>

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