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

Previous: (0, eval) ("1mm 1") A passing Daniel will explain why this line of code can be written in this way. What do you mean?

Next: Synchronize failed after the binding value of ng-zorro tree-select control [(ngModel)] was changed.

Neither show-overflow-tooltip nor el-tooltip is effective.
neither show-overflow-tooltip nor el-tooltip is effective vue version: 3.0.0-beta.16 element-ui:2.4.6 el-tooltip Code: show-overflow-tooltip : <el-table :data="tableData" border style="width: 100%;margin-top: 30px&qu...

Element-ui element javascript vue.js

Jan.14,2022
How to insert a piece of logic before the execution of the .then () function of the MessageBox () promise object encapsulated by elementUI
MessageBox() .then(() => { console.log(1) }).catch(() => { console.log(2) }) MessageBox () is a pop-up window method encapsulated by elementUI. The pop-up window method contains a confirm and cancel button. Make sure to g...

Promise element-ui element javascript vue.js

Jan.18,2022