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This structure is used by various Windows Sockets functions and service providers, such as the select function, to place sockets into a set for various purposes. For example, the readfds parameter of the select function can be used for testing a socket for readability.
typedef struct fd_set {u_int fd_count;SOCKET fd_array[FD_SETSIZE];} fd_set;
Members
- fd_count
Number of sockets in the set. - fd_array
Array of sockets that are in the set.
Requirements
OS Versions: Windows CE .NET 4.0 and later.
Header: Winsock2.h.
See Also
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