###### (This function is part of SDL_net, a separate library from SDL.) # SDLNet_TCP_Close Close a TCP network socket. ## Header File Defined in [](https://github.com/libsdl-org/SDL_net/blob/SDL2/include/SDL_net.h) ## Syntax ```c void SDLNet_TCP_Close(TCPsocket sock); ``` ## Function Parameters | | | | | --------- | -------- | ---------------- | | TCPsocket | **sock** | socket to close. | ## Remarks All TCP sockets (server and non-server) are deinitialized through this function. Call this once you are done with a socket, and assume the handle is invalid once you have. Closing a socket will disconnect any communication and free its resources. ## Version This function is available since SDL_net 2.0.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIFunction](CategoryAPIFunction)