Examples for 4.2

Author: samerbuna

4.2/net.js

@@ -0,0 +1,25 @@
+const server = require('net').createServer();
+let counter = 0;
+let sockets = {};
+
+server.on('connection', socket => {
+  socket.id = counter++;
+  sockets[socket.id] = socket;
+
+  console.log('Client connected');
+  socket.write('Welcome new client!\n');
+
+  socket.on('data', data => {
+    Object.entries(sockets).forEach(([, cs]) => {
+      cs.write(`${socket.id}: `);
+      cs.write(data);
+    });
+  });
+
+  socket.on('end', () => {
+    delete sockets[socket.id];
+    console.log('Client disconnected');
+  });
+});
+
+server.listen(8000, () => console.log('Server bound'));