lib/sse-channel.js
function broadcast(connections, packet) {
    var i = connections.length;
    while (i--) {
        connections[i].write(packet);
        flush(connections[i]);
    }
}
function broadcast(connections, packet) {
    var i = connections.length;
    while (i--) {
        connections[i].write(packet);
        flush(connections[i]);
    }
}
function broadcast ( connections , packet ) { var i = connections . length ; while ( i -- ) { connections [ i ] . write ( packet ) ; flush ( connections [ i ] ) ; } }
Broadcast a packet to all connected clients

@param  {Array}  connections Array of connections (response instances) to write to
@param  {String} packet      The chunk of data to broadcast
Broadcast a packet to all connected clients