<template>
  <div class="tab-container">
    <el-tag>mounted times ：{{createdTimes}}</el-tag>
    <el-tabs style='margin-top:15px;' v-model="activeName" type="border-card">
      <el-tab-pane v-for="item in tabMapOptions" :label="item.label" :key='item.key' :name="item.key">
        <keep-alive>
          <!-- <tab-pane v-if='activeName==item.key' :type='item.key' @create='showCreatedTimes'></tab-pane> -->
        </keep-alive>
      </el-tab-pane>
    </el-tabs>
  </div>
</template>

<script>
// import tabPane from './components/tabPane'

export default {
  name: 'tab',
  // components: { tabPane },
  data() {
    return {
      tabMapOptions: [
        { label: 'China', key: 'CN' },
        { label: 'USA', key: 'US' },
        { label: 'Japan', key: 'JP' },
        { label: 'Eurozone', key: 'EU' },
      ],
      activeName: 'CN',
      createdTimes: 0,
    };
  },
  methods: {
    showCreatedTimes() {
      this.createdTimes = this.createdTimes + 1;
    },
  },
};
</script>

<style scoped>
.tab-container {
  margin: 30px;
}
</style>
