Socket io is a javascript library for real time web applications it enables real time bi directional communication between web clients and servers.
Socket io rooms client side.
Is it common to just create something like this of course the server has to evaluate it.
Creates a new manager for the given url and attempts to reuse an existing manager for subsequent calls unless the multiplex option is passed with false passing this option is the.
Each socket in socket io is identified by a random unguessable unique identifier socket id for your convenience each socket automatically joins a room identified by its own id.
Socket emit fire event to the client side which associated to this socket.
Io protocol number the protocol revision number.
Io url options url string defaults to window location.
To leave a channel you call leave in the same fashion as join both methods are asynchronous and accept a callback argument.
Socket io rooms within each namespace you can also define arbitrary channels that sockets can join and leave.
Now i would like to know how to send a private message to a particular client i mean one socket for a private chat between 2 person client to client stream.
It has two parts.
A simple example of setting up dynamic rooms for socket io clients to join client js.
Io of namespacename emit like rooms in socket io we can create namespaces if you want to emit an event to all the clients that connected to a namespace this is the way.
In socket io you usually use a specific syntax on the server side if you want to send a message to a specific room.
Both components have an identical api.
What we ll using the for server here is basically passing on the message from one client to the other.
Io on connection function socket we ll be emitting and receiving some events from the client here and after this we ll set up the emitters and receivers on the client side too.
In that case every socket in the room excluding the sender will get the event.
A client side library that runs in the browser and a server side library for node js.
Just handle this connecttoroom event on the client.
I m starting with socket io node js i know how to send a message locally and to broadcast socket broadcast emit function all the connected clients receive the same message.