On Fri, 01 Apr 2011 10:51:58 +0300, Shlomi Fish wrote: > 2. The problem with 1E9 is that I think it's a floating point number > (though Perl 5 may have some intelligence there). Not sure it matterns a > lot for Perl but if you do something like 1.27E9 you may get weird > side-effects due to:
Yup, anything in scientific notation becomes floating point, but I doubt it's going to matter in the case of 1E9: $ perl -MDevel::Peek -e 'Dump($_) for 1E9, 1000000000, 1E2' SV = NV(0x8a4aee8) at 0x8a367b8 REFCNT = 2 FLAGS = (NOK,READONLY,pNOK) NV = 1000000000 SV = IV(0x8a367c4) at 0x8a367c8 REFCNT = 2 FLAGS = (IOK,READONLY,pIOK) IV = 1000000000 SV = NV(0x8a4aef0) at 0x8a367d8 REFCNT = 2 FLAGS = (NOK,READONLY,pNOK) NV = 100 -- Peter Scott http://www.perlmedic.com/ http://www.perldebugged.com/ http://www.informit.com/store/product.aspx?isbn=0137001274 http://www.oreillyschool.com/courses/perl3/ -- To unsubscribe, e-mail: beginners-unsubscr...@perl.org For additional commands, e-mail: beginners-h...@perl.org http://learn.perl.org/
