node-kcp/client.js

var kcp = require('./build/Release/kcp');
var kcpobj = new kcp.KCP(110, {address: '127.0.0.1', port: 41234});
var dgram = require('dgram');
var client = dgram.createSocket('udp4');
var msg = 'hello world';
var idx = 1;
var interval = 200;

kcpobj.nodelay(0, interval, 0, 0);

kcpobj.output((data, size, context) => {
    client.send(data, 0, size, context.port, context.address);
});

client.on('error', (err) => {
    console.log(`client error:\n${err.stack}`);
    client.close();
});

client.on('message', (msg, rinfo) => {
    kcpobj.input(msg);
});


setInterval(() => {
    kcpobj.update(Date.now());
    var recv = kcpobj.recv();
    if (recv) {
        console.log(`client recv ${recv}`);
        kcpobj.send(msg+(idx++));
    }
}, interval);

kcpobj.send(msg+(idx++));