This page is part of the web mail archives of SRFI 19 from before July 7th, 2015. The new archives for SRFI 19 contain all messages, not just those from before July 7th, 2015.
Yes, this is a good addition. -- Will > -----Original Message----- > From: Prfnoff [mailto:prfnoff@xxxxxxxxxx] > Sent: Saturday, April 08, 2000 8:29 AM > To: srfi-19@xxxxxxxxxxxxxxxxx > Subject: Re: more revisions > > > >;; time arithmetic > > > >(add-seconds! time real) => time adds number of seconds to date, > > side-effecting it > >(add-seconds time real) => time adds number of seconds to date, > >creating new date. > > There seems to be a missing operator here: > > (time-difference time1 time2) => returns number of seconds (real) > elapsed from time2 to time1 (positive if time1 is later than time2). > > -- Prfnoff > (this message first sent to a wrong address) > >