--- title: "mg_printf_websocket_frame()" decl_name: "mg_printf_websocket_frame" symbol_kind: "func" signature: | void mg_printf_websocket_frame(struct mg_connection *nc, int op_and_flags, const char *fmt, ...); ---
Sends WebSocket frame to the remote end.
Like `mg_send_websocket_frame()`, but allows to create formatted messages
with `printf()`-like semantics.