动态添加二级表头 You may have an infinite update loop in a component rende 9 function.

问题截图

代码如下：

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解决办法：将table中的v-show 修改为 v-if。

参考链接： https://blog.csdn.net/qq_40652539/article/details/109181279?spm=1001.2101.3001.6650.1&utm_medium=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-109181279-blog-132290099.235%5Ev38%5Epc_relevant_default_base3&depth_1-utm_source=distribute.pc_relevant.none-task-blog-2%7Edefault%7ECTRLIST%7ERate-1-109181279-blog-132290099.235%5Ev38%5Epc_relevant_default_base3&utm_relevant_index=2