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Programming Interfaces
External Program Interfaces : Sockets : Read, writing, and managing sockets on clients and servers : Reading data on a socket : Verifying the number of bytes actually read
 
Verifying the number of bytes actually read
You can verify the number of bytes actually read by the READ( ) method. The number of bytes read by the last READ( ) method invoked on a socket object is equal to the value of the BYTES-READ attribute invoked on the same socket object.