JavaScript How to use React Router to replace a Component in render method? react router replace vs push,react router replace history,react

You can show <Frontpage /> only if the route exactly matches with / like so:

render() {
    return (
      <Router>
        <div className="App">
          
          <Switch>
            <Route path='/' exact >
              <Frontpage />
              <Link to={'/Question'} className="nav-link"> Los geht's </Link>
            </Route>
            <Route path='/Question' component={Question} />
          </Switch>
        </div>
      </Router>        
    );
Answer:1

You can achieve it like this:

render() {
    const SelectedComponent = someCondition ? Question : OtherComponent;
    return (
      <Router>
        <div className="App">
          <Frontpage />
            <Link to={'/Question'} className="nav-link"> Los geht's </Link>
          <Switch>
            <Route path='/Question' component={SelectedComponent} />
          </Switch>
        </div>
      </Router>        
    );
  }
Answer:2

How do i filter JSON based on a key, so i only have a list of one type of key for all objects

[ { "id":100, "account_id":8, "name":"Out of Service", "default":false, "created_at":"2012-02-06T08:51:29.720-06:00", "updated_at":"2012-02-06T08:51:29.720-06:00" },...

[ { "id":100, "account_id":8, "name":"Out of Service", "default":false, "created_at":"2012-02-06T08:51:29.720-06:00", "updated_at":"2012-02-06T08:51:29.720-06:00" },...

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