diff --git a/examples/packet.cpp b/examples/packet.cpp
deleted file mode 100644
index 1897773..0000000
--- a/examples/packet.cpp
+++ /dev/null
@@ -1,14 +0,0 @@
-#include <iostream>
-#include "frnetlib/Packet.h"
-
-
-int main()
-{
-    fr::Packet packet;
-    std::vector<std::pair<int, int>> bob = {{1, 2}, {3, 4}};
-    packet << bob;
-    bob.clear();
-
-    packet >> bob;
-    std::cout << bob[0].first << ", " << bob[0].second << ", " << bob[1].first << ", " << bob[1].second << std::endl;
-}
\ No newline at end of file
diff --git a/examples/tcpsocket_client.cpp b/examples/tcpsocket_client.cpp
deleted file mode 100644
index 41b7816..0000000
--- a/examples/tcpsocket_client.cpp
+++ /dev/null
@@ -1,90 +0,0 @@
-#include <frnetlib/TcpSocket.h>
-#include <frnetlib/TcpListener.h>
-
-using namespace std;
-
-
-
-int client_round(fr::TcpSocket& socket)
-{
-	cout << "CLIENT:Going to send something ..." << endl;
-
-	//Receive the request
-	fr::Packet packet;
-	packet << "Hello there, I am" << (float)1.2 << "years old";
-	if (socket.send(packet) != fr::Socket::Success)
-	{
-		//Failed to send packet
-		cout << "CLIENT:Seems got something wrong when sending" << endl;
-		return -1;
-	}
-
-	cout << "CLIENT:Going to receive ..." << endl;
-
-
-	if (socket.receive(packet) != fr::Socket::Success)
-	{
-		cout << "CLIENT:seems got something wrong when receiving" << endl;
-		return -2;
-	}
-
-	std::string str1, str2;
-	float age;
-	packet >> str1 >> age >> str2;
-
-	cout << "CLIENT:we got:" << str1 << age << str2 << endl;
-
-	cout << "CLIENT:round finished" << endl;
-	cout << endl << endl << endl << endl;
-	return 0;
-}
-
-
-int main()
-{
-	fr::TcpSocket socket;
-
-	string server_ip = "127.0.0.1";
-	string server_port = "8081";
-
-	if (socket.connect(server_ip, server_port) != fr::Socket::Success)
-	{
-		//Failed to connect
-		cout << "CLIENT:it seem that the socket can be accessed or there is no such socket at all" << endl;
-		socket.close_socket();
-		return -1;
-	}
-
-
-	string op_str;
-	int rtn = 0;
-
-	while (true) {
-		cout << "CLIENT:choose what you want to do, `c` for `continue`, `q` for `quit`:" << endl;
-		cin >> op_str; // count for possible mutiple char input
-
-		if (op_str.length() > 1) {
-			cout << "CLIENT:Seems that you input more than one char, plese check your input" << endl;
-			continue;
-		}
-
-		char op = op_str[0];
-		switch (op) {
-		case 'c':
-			cout << "continue" << endl;
-			rtn = client_round(socket);
-			break;
-		case 'q':
-			break;
-		}
-
-		if (op == 'q')
-			break;
-		if (rtn != 0)
-			break;
-	}
-
-	socket.close_socket();
-	cout << "all done, bye" << endl;
-}
-
diff --git a/examples/tcpsocket_server.cpp b/examples/tcpsocket_server.cpp
deleted file mode 100644
index d1d4e7e..0000000
--- a/examples/tcpsocket_server.cpp
+++ /dev/null
@@ -1,76 +0,0 @@
-#include <frnetlib/TcpSocket.h>
-#include <frnetlib/TcpListener.h>
-
-using namespace std;
-
-int main(){
-    //fr::HttpSocket<fr::TcpSocket> client; //fr::TcpSocket for HTTP. fr::SSLSocket for HTTPS.
-
-	fr::TcpSocket client;
-	
-
-    fr::TcpListener listener;             //Use an fr::SSLListener if HTTPS.
-
-	string port = "8081";
-
-    //Bind to a port
-    if(listener.listen(port) != fr::Socket::Success)
-    {
-		cout << "LISTENER:Failed to bind to port, going to shutdown" << endl;
-		listener.shutdown();
-		return -1;
-    }
-
-	cout << "LISTENER:Listener is listening on port " << port << " ..." << endl;
-
-	while (true)
-	{
-		cout << "LISTENER:Waiting for a new connection ..." << endl;
-		//Accept a new connection
-		if (listener.accept(client) != fr::Socket::Success)
-		{
-			cout << "LISTENER:Failed to accept client, shutdown" << endl;
-			break;
-		}
-
-		while (true) // infinate loop for the communication
-		{
-			try
-			{
-				fr::Packet packet;
-				if (client.receive(packet) != fr::Socket::Success)
-				{
-					cout << "LISTENER:Failed to receive request" << endl;
-				}
-
-				std::string str1, str2;
-				float age;
-				packet >> str1 >> age >> str2;
-
-				cout << "LISTENER:We got from client:" << str1 << age << str2 << endl;
-
-
-				if (client.send(packet) != fr::Socket::Success)
-				{
-					cout << "LISTENER:Seems got something wrong when sending" << endl;
-					//return -2;
-				}
-			}
-			catch (const std::exception& e)
-			{
-				cout << "ERROR: " << e.what() << endl;
-				cout << "LISTENER:Seems that the client stop the connection, just destory current connection and wait for another" << endl;
-				//Close connection
-				client.close_socket();
-				break;
-			}
-		} // inner while
-
-
-	}// out while
-
-	cout << "Should not got there !!" << endl;
-	listener.shutdown();
-	return 0;
-}
-