mixed Net_Socket::readInt ( 
     
    )
Read an integer from the socket.
     mixed - the data or a PEAR_Error
    
| Error code | Error message | Reason | Solution | 
|---|---|---|---|
| NULL | "not connected" | There is no open connection. | You must establish a connection before ( Net_Socket::connect()). | 
This function can not be called statically.