Proč to není čtení params?

0

Otázka

Snažím se číst kód, ale jeho návratu nedefinované. Chci si přečíst kód z trasy a zobrazení v h3 tag.

Směrování

 <Router>
  <Routes>
    <Route path="/" element={<p>Homepage</p>} />
    <Route path="/join" element={JoinRoomPage()} />
    <Route path="/create" element={CreateRoomPage()} />
    This is the roomCode i want to read in the Room Component
    <Route path="/room/:roomCode" element={Room()} />
  </Routes>
</Router>

Pokoj Součásti

import React, { useState, useEffect } from "react";
import { useParams } from "react-router-dom";

export default function Room(props) {
  const [room, setRoom] = useState({
    votesToSkip: 2,
    guestCanPause: true,
    isHost: false,
  });

  let { roomCode } = useParams();

  return (
    <div>
      <h3>{roomCode}</h3>
      <p>Votes: {room.votesToSkip}</p>
      <p>Guest Can Pause: {room.guestCanPause}</p>
      <p>Host: {room.isHost}</p>
    </div>
  );
}

Díky předem

2

Nejlepší odpověď

0

Trasa komponenty by měly být předány jako JSX, ne jako vyvolána funkce.

<Router>
  <Routes>
    <Route path="/" element={<p>Homepage</p>} />
    <Route path="/join" element={<JoinRoomPage />} />
    <Route path="/create" element={<CreateRoomPage />} />
    <Route path="/room/:roomCode" element={<Room />} />
  </Routes>
</Router>
2021-11-23 18:38:43

Díky moc za vaši pomoc.
Niklas
0

Router

<Router>
  <Routes>
    <Route path="/" element={<p>Homepage</p>} />
    <Route path="/join" element={JoinRoomPage()} />
    <Route path="/create" element={CreateRoomPage()} />
    This is the roomCode i want to read in the Room Component
    <Route path="/room/:roomCode" element={<Room />} />
  </Routes>
</Router>

Pokoj Součásti

import { useState, useEffect } from "react";
import { useParams } from "react-router-dom";

const Room = (props) => {
    let { roomCode } = useParams();
    const [room, setRoom] = useState({
        votesToSkip: 2,
        guestCanPause: true,
        isHost: false,
    });

    return (

        <div>
            <h3>{roomCode}</h3>
            <p>Votes: {room.votesToSkip}</p>
            <p>Guest Can Pause: {room.guestCanPause}</p>
            <p>Host: {room.isHost}</p>
        </div>
    );
}

export default Room;

2021-11-23 18:50:08

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