Update README.md

Author: melode11

README.md

@@ -53,7 +53,7 @@ h.connect("http://127.0.0.1:3000");
 Emit a event
 ```C++
 //emit event name only:
-socket->emit("login");
+h.socket->emit("login");
 //emit text
 h.socket()->emit("add user", username);
 //emit binary