Element show-overflow-tooltip does not appear

neither the list nor the text prompt takes effect, which is strange

                <el-table min-width="100%" type="index" stripe @row-click="newBtn" row-class-name="tablerow" :data="newProData">
                  <el-table-column min-width="15%" prop="projectNo" label="">
                  </el-table-column>
                  <el-table-column min-width="40%" prop="projectName" label="" :show-overflow-tooltip="true">
                  </el-table-column>
                  <el-table-column min-width="15%" prop="bizProductCd" label="">
                  </el-table-column>
                  <el-table-column min-width="15%" prop="creditGroupCd" label="">
                  </el-table-column>
                  <el-table-column min-width="15%" prop="industryCdDesc" label="">
                  </el-table-column>
                </el-table>
              
              
              ?

Vue.js element

Mar.13,2021

el-table tag needs to add tooltip-effect= "dark" attribute

solved. I don't know whether it is a version of BUG or something. After re-npm install, it's better

: change show-overflow-tooltip= "true" to show-overflow-tooltip

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1beea55-31bff.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1beea55-31bff.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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