element ui el-table表格复选框，弹框关闭取消打勾选择

  //弹框表格复选框清空 this.$nextTick(()=>{this.$refs.table.clearSelection();})

 <el-table ref="table" v-loading="crud.loading" :header-cell-style="{ color: '#FFF', background: '#333' }":cell-style="{ color: '#FFF', background: '#333' }" :data="crud.data" style="width: 100%" :row-key="getRowKey":default-sort="{ prop: 'barcode', order: 'descending' }" @selection-change="crud.selectionChangeHandler"@sort-change="sortChange"><template slot="empty"><span style="color: #969799">{{ $t("NeoLight.empty") }}</span></template><el-table-column type="selection" width="50" :reserve-selection="true" fixed="left" /><el-table-column prop="labelName" :sortable="true" :label="$t('labelOuput.labelGroup')" /><el-table-column prop="barcode.barcode" :sortable="true" :label="$t('NeoLight.barcodeNo')" /><el-table-column prop="barcode.partNumber" :sortable="true" :label="$t('NeoLight.stockNo')" /><el-table-column prop="barcode.posName" :sortable="true" :label="$t('NeoLight.storageNo')" /><el-table-column prop="barcode.lockName" :sortable="true" :label="$t('workOrder.workNo')" /><el-table-column prop="barcode.amount" :sortable="true" :label="$t('NeoLight.amount')" /><el-table-column prop="barcode.putInDate" :sortable="true" :label="$t('NeoLight.putInDate')" /></el-table>