ant-design-vue/antdv-demo/docs/pagination/demo/custom-changer.md

#### 自定义下拉选项 自定义下拉选项，例如添加全部选项 #### Custom dropdown options Customize dropdown options such as adding all options

<template>
  <a-pagination
    v-model="current"
    :page-size-options="pageSizeOptions"
    :total="total"
    show-size-changer
    :page-size="pageSize"
    @showSizeChange="onShowSizeChange"
  >
    <template slot="buildOptionText" slot-scope="props">
      <span v-if="props.value !== '50'">{{ props.value }}条/页</span>
      <span v-if="props.value === '50'">全部</span>
    </template>
  </a-pagination>
</template>
<script>
export default {
  data() {
    return {
      pageSizeOptions: ['10', '20', '30', '40', '50'],
      current: 1,
      pageSize: 10,
      total: 50,
    };
  },
  methods: {
    onShowSizeChange(current, pageSize) {
      this.pageSize = pageSize;
    },
  },
};
</script>