Updating example to close when they receive "world".

example-client.cpp

@@ -4,24 +4,24 @@
 #include <stdio.h>
 #include <string>
 
+using easywsclient::WebSocket;
+static WebSocket::pointer ws = NULL;
+
 void handle_message(const std::string & message)
 {
     printf(">>> %s\n", message.c_str());
+    if (message == "world") { ws->close(); }
 }
 
 int main()
 {
-    using easywsclient::WebSocket;
-    WebSocket::pointer ws = WebSocket::from_url("ws://localhost:8126/foo");
+    ws = WebSocket::from_url("ws://localhost:8126/foo");
     assert(ws);
     ws->send("goodbye");
     ws->send("hello");
-    ws->close();
-    while(ws->getReadyState() != WebSocket::CLOSED) 
-    {
+    while (ws->getReadyState() != WebSocket::CLOSED) {
       ws->poll();
       ws->dispatch(handle_message);
     }
-    
     return 0;
 }