代码中加入:show-overflow-tooltip="true"
<el-table-column prop="tgname" label="台区名称" :show-overflow-tooltip="true"> </el-table-column>
修改tooltip样式:
.el-tooltip__popper{font-size:40px !important;width:11% !important}
https://blog.csdn.net/ligaoming_123/article/details/81163266