Ken, Thanks. Looks like a lot of us just learned something new today.
DiRN > -----Original Message----- > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > Behalf Of Ken Robinson > Sent: Tuesday, July 03, 2007 1:13 PM > To: talk@lists.nyphp.org > Subject: RE: [nyphp-talk] Length of variable names > > Quoting Andy Dirnberger <[EMAIL PROTECTED]>: > > > As far as i goes, I've always assumed it was just shorthand for something > > like index or increment. Nested for loops are often then controlled with j > > and then k. You can use these with confidence that people will understand > > the meaning. But if you feel more comfortable using a variable called > > $counter than one called $i, by all means do so. There are plenty of people > > out there who refuse to use i. > > The use of variable names like $i, $j, $k, etc for counters is a hold > over from early Fortran which declared that only variables starting > with certain letters could be integers. The first letter was "i". I > seem to remember that only the letters i, j, l, l, m, n were used for > integer variables, so the use quickly became a "standard" and it's > been carried over into other languages through the use of examples > written by old time programmers. > > Ken > _______________________________________________ > New York PHP Community Talk Mailing List > http://lists.nyphp.org/mailman/listinfo/talk > > NYPHPCon 2006 Presentations Online > http://www.nyphpcon.com > > Show Your Participation in New York PHP > http://www.nyphp.org/show_participation.php _______________________________________________ New York PHP Community Talk Mailing List http://lists.nyphp.org/mailman/listinfo/talk NYPHPCon 2006 Presentations Online http://www.nyphpcon.com Show Your Participation in New York PHP http://www.nyphp.org/show_participation.php
