react-router-v4 | 易学教程

componentDidMount() is not getting called but only in a particular circumstance

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问题 Just a heads up: this is a really strange problem. I'll do my best to clearly explain the issue. This is happening in my ReactJs app using React Router . I have some components that require some type of parameter coming from the URL. I also have components that do NOT depend on a parameter. If I go to components that do not require any parameters, there are no problems whatsoever. So, I go to my Home , then Account List , neither of which require any parameters, I can go back and forth as

creating common header and sidebar across all the page using react router

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App.js class App extends Component { render() { return ( <Router history={history}> <Switch> <Route path="/" exact component={Login} /> <div> <Header /> <div className="main"> <SideBar /> <Route path="/dashboard" exact component={RequireAuth(Dashboard)} /> <Route path="/profile" exact component={RequireAuth(Profile)} /> </div> </div> </Switch> </Router> ); } } Here i want Header and Sidebar to be common across all the pages while i change the route and i am getting the result but i think it is not a standard way to do so, please suggest and help me,that how should i create the common layout

Webpack - React Router V4 - code splitting duplicate modules in async chunks

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The main problem is while code splitting with react-routerV4 and then webpack 2, I have modules that are in several chunks that I can't get to the main one. My configuration is as follow : Webpack 2.2.1 React-route 4.1.1 I'm using the code splitting as in the react-router v4 documentation Basically, I don't use the import, but on the route configuration I have : something like this : import loadHome from 'bundle-loader?lazy&name=home-chunk!./pages/market/Home'; [ { path: url1, component: props => <Bundle load={loadHome}>{Home => <Home {...props} />}</Bundle>, exact: true, }, // other routes ]

hide id or query string while passing through react router

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i am having route where i pass id,but i dont want to show id in url, `<Route path={`${match.url}invite-members/:groupID`} exact component={InviteMembers} />` this gets converted in url https://local..../invite-members/5 , but instead of that i want https://local..../invite-members , but the functionality should remain the same as in i get id in invite-members through this.props.match.params.groupID should be as it is,please help using react router "react-router-dom": "^4.2.2", If you want to change url to '/invite-members', you can add the Redirect component. And in case you want to save

Get an active route with react-router in ReactJs

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问题 I am creating a project using reactjs.In my application i am getting the active route using this: this.context.router.isActive but getting undefined, i am using the react-router 4.Earlier this was worked for me when am using the lower version of react-router. Here is my code: class NavLink extends React.Component { render() { console.log( this.context.router.isActive) let isActive = this.context.router.isActive(this.props.to, true); let className = isActive ? "active" : ""; return( <li

React: reading data passed as parameter in history.push

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I am new to react and I am trying to send some data as parameter in history.push . Basically I am calling a method on a button click and inside the method I am calling an api. If I get success response I redirect to other page and I need to pass some data as well. Below is my code for that: class Login extends Component { constructor(props) { super(props); this.state = { enteredName: null, enteredPwd: null, rescode: null, userName: null, formatDesc: null, userFormat : null, success: false, responseJson : null, }; } state = { enteredName: null, enteredPwd: null, rescode: null, userName: null,

Proper way of handling conditional component render depending on route?

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I searched a lot on the Web and SO, asked in reactiflux chat, but didn't found a clean and non-hack-looking way of rendering some component depending of route/path. Let's say I have the <Header /> which should be shown on some pages and should be hidden on other ones. For sure I can use this string in Header component if (props.location.pathname.indexOf('/pageWithoutAHeader') > -1) return null That's totally fine, if /pageWithoutAHeader is the unique. If I need same functionality for 5 pages it become this: if (props.location.pathname.indexOf('/pageWithoutAHeader1') > -1) return null if (props

Passing an object as prop in React-router Link

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问题 I'm getting the list of products in ProductList , in which, I need to pass the selected product object to Product . Currently, I'm trying pass the id as a route param and get the product object again. But I want to send the entire product object from ProductList to Product . My Route is <Route path={joinPath(["/product", ":id?"])} component={Product} /> ProductList component Link <Link to={"/product/" + this.props.product.Id} >{this.props.product.Name} </Link> How to pass product object to

React Hooks with React Router v4 - how do I redirect to another route?

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问题 I have a simple react hooks application - a list of Todos - with react router v4 On the List of Todos, when a Todo is clicked I need to: Dispatch the current todo in context Redirect to another route (from /todos to /todos/:id) In the previous React Class based implementation I could use this.context.history.push to redirect to another route. How would I handle that using React Hooks in combination of React Router v4 (in code below see my comment in function editRow())? Code below: =====index

Passing an object as prop in React-router Link

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I'm getting the list of products in ProductList , in which, I need to pass the selected product object to Product . Currently, I'm trying pass the id as a route param and get the product object again. But I want to send the entire product object from ProductList to Product . My Route is <Route path={joinPath(["/product", ":id?"])} component={Product} /> ProductList component Link <Link to={"/product/" + this.props.product.Id} >{this.props.product.Name} </Link> How to pass product object to Product as a prop? the below one throws error in Typescript saying the following property does not exist