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FilledSmallSquareint MLReady(MLINK link) tests whether there is data ready to be read from link.

FilledSmallSquare Analogous to the Mathematica function LinkReadyQ.

FilledSmallSquareMLReady() is often called in a loop as a way of polling a MathLink connection.

FilledSmallSquareMLReady() will always return immediately, and will not block.

FilledSmallSquare You need to call MLFlush() before starting to call MLReady().

FilledSmallSquare See The Mathematica Book: Section 2.12.14.