例子: ` { "total": 12, "rows": [ { "createBy": null, "createTime": "2023-10-10 11:33:15", "updateBy": null, "updateTime": "2023-10-10 11:33:14", "remark": null, "id": 9, "liquidName": "生活区2#MBR池液位", "liquidBoxno": "xxx", "liquidMonitorId": 273003152665484863, "liquidWarningValue": "0" }, { "createBy": null, "createTime": "2023-10-10 11:32:03", "updateBy": null, "updateTime": "2023-10-10 11:32:03", "remark": null, "id": 8, "liquidName": "生活区1#MBR池液位", "liquidBoxno": "xxx", "liquidMonitorId": 273003152665484865, "liquidWarningValue": "0" } ], "code": 200, "msg": "查询成功" } ` 看图  这也没超出什么位数吧 看了下long的最大是19位 这个是18位 再者说 这json解析没有位数限制吧 不懂 long的长度 