Router Example

router-example.js

<Router>
      <div className="main">
        <Nav user={user} />
        <div className="container">
          <Switch>
            <Route path="/" exact>
              <Home />
            </Route>
            <Route path="/edit/:id?">
              <Edit />
            </Route>
            <Route path="/admin">
              <Admin />
            </Route>
            <Route path="/post/:id" children={<Post user={user} />} />
          </Switch>
        </div>
      </div>
    </Router>