After switching the element tabs tab, checkBox becomes select all.

problem description

    vue+elementelementtabstab

the environmental background of the problems and what methods you have tried

related codes

/ / Please paste the code text below (do not replace the code with pictures)
< el-tab-pane > < span slot= "label" name= "first" > people < / el-tab-pane >

          <el-tab-pane > <span slot="label"  name="second"><i class="el-icon-time" ></i></span></el-tab-pane>

handleClick (tab) {

    this.topshow = tab.index
  },

< el-checkbox-group v change= model = "selectedPerson" @ change= "handleCheckedCitiesChange ("history")" >

                  <el-col :span="12"  v-for="(item,i ) in people" :key="i" class="checkson">
                <el-checkbox :label="item" style="padding-left: 8px" :checked="item.checked">
                  

{{item.name}}

<p class="category" :title="item.itemLink">{{item.itemLink}}

</el-checkbox> </el-col> </el-checkbox-group>

what result do you expect? What is the error message actually seen?

Mar.29,2021
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-64f5-1e55e09-4536e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1e55e09-4536e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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