I guess then when you are writing a parser for a compiler then it helps if all numeric constants start with a numeric. Marc
Wes Stevens wrote: > > We need to find an old ibm'er for that answer I think. I know that 0x has > been used on ibm systems since before cisco made it's first router. > > >From: "Priscilla Oppenheimer" > >Reply-To: "Priscilla Oppenheimer" > >To: [EMAIL PROTECTED] > >Subject: Re: what does 0 in 0Xnnnn mean? [7:40372] > >Date: Wed, 3 Apr 2002 17:22:17 -0500 > > > >I think editors like to thrown in leading zeros. For example, you will > >notice that they never let you get away with saying something like .534. It > >has to be 0.534. Supposedly that's easier to read. > > > >I didn't know octal was 0d. I bet they had to do that because of the other > >rule that you have to start with 0. 0o or 0O would be too hard to parse if > >they were to use o or O for octal. ;-) > > > >Priscilla > > > >At 04:40 PM 4/3/02, John Neiberger wrote: > > >I think the question is what does the '0' specifically refer to? We > > >know that 0x indicates hex, but I'm guessing he's asking why we don't > > >simply use x instead of 0x, or d for octal instead of 0d. > > > > > >Speaking of that, why is octal 0d? I'd think that 'd' should mean > > >decimal. > > > > > >John > > > > > > >>> "Persio Pucci" 4/3/02 2:16:55 PM >>> > > >That indicates that the notation in use is hexadecimal for the > > >registry > > >number i.e. 0x2102 set the registry bits to 10000100000010 > > > > > >Persio > > > > > >----- Original Message ----- > > >From: "Jeffrey Reed" > > >To: > > >Sent: Wednesday, April 03, 2002 5:12 PM > > >Subject: what does 0 in 0Xnnnn mean? [7:40372] > > > > > > > > > > Here s a good question an intern asked me and I couldn t even > > >make-up an > > > > answer > > > > > > > > I was working with him showing how to recover a password and we were > > > > changing the confreg setting. He asked what the leading 0 before the > > >X > > > > represented. I m not sure any help from the group is > > >appreciated. > > > > > > > > Jeffrey Reed > > > > Classic Networking, Inc. > > > > Cell 717-805-5536 > > > > Office 717-737-8586 > > > > FAX 717-737-0290 > >________________________ > > > >Priscilla Oppenheimer > >http://www.priscilla.com > _________________________________________________________________ > Chat with friends online, try MSN Messenger: http://messenger.msn.com Message Posted at: http://www.groupstudy.com/form/read.php?f=7&i=40456&t=40372 -------------------------------------------------- FAQ, list archives, and subscription info: http://www.groupstudy.com/list/cisco.html Report misconduct and Nondisclosure violations to [EMAIL PROTECTED]
