ReadUnsignedByte method
This method reads 1 byte from the Message Data buffer, starting with the byte referred to by DataOffset and returns it as an Integer (signed 2-byte) integer value in the range 0 to 255.
The method fails if MQMessage.DataLength is less than 1 when it is issued.
DataOffset is incremented by 1 and DataLength is decremented by 1 if the method succeeds.
The 1 character of message data is assumed to be an unsigned binary integer.
Defined in: MQMessage class
Syntax:
integerv% = MQMessage.ReadUnsignedByte