This function disables a socket connection according to the value of HOW. The valid values for HOW are identical to the system call of the same name. A value of 0 indicates that you have stopped reading information from the socket.
A value of 1 indicates that you.ve stopped writing to the socket. A value of 2 indicates that you have stopped using the socket altogether.
Following is the simple syntax for this function −
shutdown SOCKET, HOW
This function returns 0 on failure and 1 on success.