ant-design-vue/es/vc-table/src/ColumnGroup.js

An enterprise-class UI design language and Vue-based implementation

import { defineComponent } from 'vue';
import PropTypes from '../../_util/vue-types';
export default defineComponent({
  name: 'ColumnGroup',
  props: {
    title: PropTypes.any
  },
  isTableColumnGroup: true,
  render: function render() {
    return null;
  }
});