js修改json对象中的key - yuzhouxiaogegit/blog GitHub Wiki

js修改json对象中的key

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     <script>
         /*
             递归替换对象中的key
             oldKey 旧的key
             newKey 新的key
             repObj 替换的对象
         */
  
          function replaceKey(oldKey,newKey,repObj){
             for(let i in repObj){
                 if(repObj[i] instanceof Object){
                     replaceKey(oldKey,newKey,repObj[i]);
                 }else{
                     typeof oldKey == 'string' &&
                     typeof newKey == 'string' && 
                     i == oldKey &&
                     (repObj[newKey] = repObj[i],delete repObj[i]);
                     if(oldKey instanceof Array && newKey instanceof Array && (oldKey.length == newKey.length)){
                         for(let i1 in oldKey){
                             oldKey[i1] == i && (repObj[newKey[i1]] = repObj[i],delete repObj[i]);
                         }
                     }
                 }
             }
             return repObj;
         }
         // 调用示例
         let tempData = [{"id":53,"group_id":1,"area_id":1,"pid":0,"name":"asd","number":"12","sort":0,"created_at":"2020-10-12 13:53","child":[{"id":54,"group_id":1,"area_id":1,"pid":53,"name":"aaaa1","number":"2323","sort":0,"created_at":"2020-10-12 14:01","child":[{"id":56,"group_id":1,"area_id":1,"pid":54,"name":"qqww","number":"2222","sort":0,"created_at":"2020-10-12 14:02"}]}]},{"id":62,"group_id":1,"area_id":1,"pid":0,"name":"总经办","number":"","sort":1,"created_at":"1970-01-01 08:00","child":[{"id":84,"group_id":1,"area_id":1,"pid":62,"name":"dsfd","number":"总经办","sort":0,"created_at":"2020-12-04 15:20"}]},{"id":63,"group_id":1,"area_id":1,"pid":0,"name":"市场部","number":"","sort":2,"created_at":"1970-01-01 08:00"}];
        
         // console.log('原始数据-----------',tempData)
         // console.log('单个修改-----------',replaceKey('pid','parentId',tempData)); 
         console.log('多个修改-----------',replaceKey(['group_id','area_id'],['groupId','areaId'],tempData)); 
       </script>
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