binary datatype

Hi,

What is the exact syntax of hex encoding?

Is it

hex.binary  := octet*
octet       := hex hex
hex         := [0-9a-fA-F]

Or, is it

hex.binary  := hex*

Or, is it

hex.binary  := <empty>
hex.binary  := octet ( S? octet )*
S           := #xD | #xA | #x9 | #x20


regards,
----------------------
K.Kawaguchi
E-Mail: k-kawa@bigfoot.com

Received on Wednesday, 24 January 2001 21:35:34 UTC