自定义组件

export const  exSlot = {
  functional: true,
  props: {
    row: Object,
    render: Function,
    index: Number,
    column: {
      type: Object,
      default: null
    },

  },
  render: (h, data) => {
    const params = {
      row: data.props.row,
      index: data.props.index
    }
    if (data.props.column) params.column = data.props.column
    return data.props.render(h, params)
  }
}