我访问像这样连接的客户端的套接字
io.on('connect', (socket) => {
saveSocketSomwhere(socket)
});
稍后在我的代码中,如何检查socket
是否已在上发出?它有那种状态吗?
您可以将套接字保存在数组中,如下所示:
connections = [];
io.sockets.on('connection', function (socket) {
connections.push(socket);
console.log('Connected: %s sockets connected', connections.length);
// and remove like this
socket.on('disconnect', function (data) {
connections.splice(connections.indexOf(socket));
console.log('Disconnected: %s sockets connected', connections.length);
});
});