Added lot more example code. (0.39.8).

examples/net/tcp_echo_client.fun

@@ -0,0 +1,27 @@
+#!/usr/bin/env fun
+
+/*
+ * This file is part of the Fun programming language.
+ * https://fun-lang.xyz/
+ *
+ * Copyright 2026 Johannes Findeisen
+ * Licensed under the terms of the Apache-2.0 license.
+ * https://opensource.org/license/apache-2-0
+ *
+ * Added: 2026-03-25
+ */
+
+#include <io/socket.fun>
+
+fd = sock_connect("127.0.0.1", 9090)
+if (fd <= 0)
+  print("connect failed")
+  return 0
+sock_send(fd, "ping\n")
+resp = sock_recv(fd, 4096)
+print("response: " + resp)
+sock_close(fd)
+
+/* Expected output (with tcp_echo_server.fun running):
+response: ping
+*/