import React, {Component} from 'react'; import logo from './logo.svg'; import './App.css'; import Main from "./components/Main"; import {BrowserRouter} from "react-router-dom"; import Navbar from "./components/Navbar"; import Header from "./components/Header"; interface IState{ headerTitle: string; } export default class App extends Component<{},IState>{ constructor(props:{}) { super(props); this.state = { headerTitle: 'Hello World' } } handleHeaderTitleChange = (headerTitle:string) =>{ this.setState({ headerTitle: headerTitle }) } render() { const NavbarProps = { headerTitle: this.state.headerTitle, handleHeaderTitleChange: this.handleHeaderTitleChange } const HeaderProps = { name: this.state.headerTitle, } const MainProps = { handleHeaderTitleChange: this.handleHeaderTitleChange } return(
) } }