代码块

编辑器支持插入代码块,并支持选择语言风格:

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  var hm = document.createElement("script");
  hm.src = "https://hm.baidu.com/hm.js?xxxxxxxxx";
  var s = document.getElementsByTagName("script")[0]; 
  s.parentNode.insertBefore(hm, s);
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</script>