Reads a byte from the stream and advances the position within the stream by one byte, or returns -1 if at the end of the stream.
The unsigned byte cast to an Int32, or -1 if at the end of the stream.
Type Reason System.IO.IOException An I/O error has occurred. NotSupportedException The stream does not support reading. ObjectDisposedException The stream is closed.
Use the Stream.CanRead property to determine whether the current instance supports reading.
Attempts to manipulate the stream after the stream has been closed could throw an ObjectDisposedException.