How do you avoid multiple socket connections and react events?
In this article, I’ll be using socket.io for Node. js backend and socket. io-client for React frontend….io-client for React frontend.
- Connect only once. Create a dedicated file for the socket connection.
- Bind and emit events only once – put them in the right place.
- If you are not sure, there is always this trick.
Table of Contents
How do I stop Socket.IO from listening?
3 answers
- socket.off(‘news’); // stop listening to the “news” event.
- socket.off(‘news’, myFunction); // useful if you have multiple listeners for the same event.
- plug.off(); // stop listening to all events.
How many events can Socket.IO handle?
It should handle at least 4-6 concurrent threads. I created a load test, 100000 different events spread over 1000 rooms with 5 requests per second querying db. It was working fine.
What is the Socket handshake?
The handshake in Socket.IO is like any other handshake related to information technology. It is the negotiation process, which in Socket. In the case of IO, it decides if a client can connect, and if not, it denies the connection.
Why does socket disconnect() on the client side not fire?
@darrachequesne My problem is the same as @ventaquil described above “Try to enter the page and quickly reload by pressing the F5 button many times”. Usually when you update a page socket connection it will trigger “disconnect” and then “connect” again. I rely on these 2 events to update the number of users online.
Why is the Socket.IO message event fired multiple times?
The message event fires multiple times, causing a single message to appear multiple times in the recipient’s mailbox. I have routed the socket to exports.chat and was wondering if that is causing the problem.
How does JavaScript handle a socket disconnect event?
Since the socket has already lost connection, the disconnected event does not reach the client. The accepted solution runs the logic on the disconnect event on the server side, which is fired when the socket is disconnected, thus it works. Share Improve this answer Follow replied on November 24, 2015 at 11:23
Why do socket events take too long to fire?
Data frames are still emitted immediately on the browser site (according to Chrome using websockets as transport). but on the server side socket.on(‘chat message’ is delayed, like 3 seconds. When sending more client side messages, the first one will emit an event on the server, but the last one still takes 3 seconds. This comment has been minimized.