import React from "react"; export interface PageHeaderProps { title?: React.ReactNode | string; logo?: React.ReactNode | string; action?: React.ReactNode | string; content?: React.ReactNode; extraContent?: React.ReactNode; routes?: Array; params: any; breadcrumbList?: Array<{ title: React.ReactNode; href?: string }>; tabList?: Array<{ key: string; tab: React.ReactNode }>; onTabChange?: (key: string) => void; linkElement?: string | React.ReactNode; } export default class PageHeader extends React.Component {}