This writing can not be dynamically switched, how to change the display and hiding of small stars?

<el-tabs v-model="activeName" :stretch=true @tab-click="handleClick">
        <el-tab-pane name="first">
          <span slot="label">
            <i v-show="activeName==="first"" class="far fa-star xssc" aria-hidden="true"></i>
          </span>
          
        </el-tab-pane>
        <el-tab-pane name="second">
          <span slot="label">
            <i v-show="activeName==="second"" class="far fa-star xssc" aria-hidden="true"></i>
          </span>
          
        </el-tab-pane>
        <el-tab-pane name="third">
          <span slot="label">
            <i v-show="activeName==="third"" class="far fa-star xssc" aria-hidden="true"></i>
          </span>
          
        </el-tab-pane>
      </el-tabs>

Element javascript vue.js

May.03,2021

add transparent colors to small stars dynamically

< div: class= "{'class-a': isA,' class-b': isB}" > Demo4 < / div >
.class-a {color}
.class-b {color is transparent}
isA: switch to tab
isB: does not switch to tab

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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-64f5-1e4c17b-44e7f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e4c17b-44e7f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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