With React Router v4 the entire library is built as a series of React components. That means that creating nested Routes is as simple as creating any other nested element in your application. Parent route: <NavLink to="/menu">Menu</NavL…

There are many cases where we will need a catch-all route in our web applications. This can include 404-style routes when nothing is match or other use cases where where we receive an invalid route in React Router v4. We can use 'Switch' from 'react-…

React Router v4 allows us to render Routes as components wherever we like in our components. This can provide some interesting use cases for creating dynamic routes on our applications. import React from 'react'; import { BrowserRouter as Router, Rou…

React Router 4 has several routers built in for different purposes. The primary one you will use for building web applications is the BrowserRouter. In this lesson you will import the BrowserRouter and create some basic Route components. After create…

We often want to render a Route conditionally within our application. In React Router v4, the Route components match the current route inclusively so a “stack” of Routes will all be processed. To render a single Route exclusively we can wrap them in…

We can use regular expressions to more precisely define the paths to our routes in React Router v4. To add regex for router, we only need to add (), inside (), we can write regex: <Route path="/:date(\d{2}-\d{2}-\d{4}):ext(.[a-z]+)" children=…

cp from : https://www.jianshu.com/p/6a45e2dfc9d9 万恶的根源 距离React Router v4 正式发布也已经过去三个月了,这周把一个React的架子做了升级,之前的路由用的还是v2.7.0版的,所以决定把路由也升级下,正好“尝尝鲜”... 江湖传言,目前官方同时维护 2.x 和 4.x 两个版本.(ヾ(｡ꏿ﹏ꏿ)ﾉﾞ咦,此刻相信机智如我的你也会发现,ReactRouter v3 去哪儿了?整丢了??巴拉出锅了???敢不敢给我个完美的解释!?)事…

If a user has entered some input, or the current Route is in a “dirty” state and we want to confirm that data will be lost, React Router v4 provides a Prompt component to interrupt the Route transition and ask the user a question. For example we need…

Overriding a browser's current location without breaking the back button or causing an infinite redirect can be tricky sometimes. In this lesson we'll learn how React Router v4 allows us to easily achieve a redirect without getting bogged down in bro…

React Router v4 ignores query parameters entirely. That means that it is up to you to parse them so that you can use that additional information as required. There are several strategies for doing this that we will look at. There are tow ways to pass…