手动json校验格式化

旧友前度丶

于 2022-09-05 14:31:41 发布

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文章标签： json javascript 前端

本文链接：https://blog.youkuaiyun.com/wangyangzxc123/article/details/126704620

版权

<body>
    <textarea id="a">
    </textarea>
    <input type="button" value="格式化校验" onclick="check()">
    <textarea id="b">
    </textarea>
  </body>
  <script type="text/javascript">
    function check(){
        var obj = document.getElementById('a').value
        // var obj = '{"id":8,"CODE":"0","NAME":"清晰","P_CODE":"0","P_TYPE_CODE":"IMAGE_QUALITY_TYPE","P_TYPE_NAME":"照片质量种类","SORT_NO":1}'
        var res = ''
        for (let i = 0, j = 0, k = 0, ii, ele; i < obj.length; i++) {
        ele = obj.charAt(i)
        if (j % 2 === 0 && ele === '}') {
          k--
          for (ii = 0; ii < k; ii++) ele = ' ' + ele
          ele = '\n' + ele
        } else if (j % 2 === 0 && ele === '{') {
          ele += '\n'
          k++
          for (ii = 0; ii < k; ii++) ele += ' '
        } else if (j % 2 === 0 && ele === ',') {
          ele += '\n'
          for (ii = 0; ii < k; ii++) ele += ' '
        } else if (ele === '\'') j++
          res += ele
       }
       document.getElementById('b').value = res
       console.log(res)
    }
  </script>
  
</body>