Function SocketCatMark() Professional

Determines whether or not all out-of-band data is read.

Syntax
SocketCatMark( <nSocket> ) --> lYesNo
Parameters
<nSocket>
This is a numeric socket descriptor identifying a socket.
Return

The function returns .T. (true) when there is no out-of-band data waiting to be read, otherwise .F. (false) is returned.

Description

Out-of-band data may be transmitted separately from regular data packets. If the function returns .T. (true), the next call to SocketRecv() or SocketRecvFrom() performed on the socket will retrieve some or all of the data marked as "out-of-band".

Feedback

If you see anything in the documentation that is not correct, does not match your experience with the particular feature or requires further clarification, please use this form to report a documentation issue.