On Wed, Nov 13, 2002 at 07:26:06PM +0100, Angel Faus wrote: > For example: > > my $x = 18; > my $y = -18;
my $z = -256:234.254; # negative number my $e = 256:-234.254; # error > Perl allows the underline character, C<_>, to be placed as a separator > between the digits of any literal number. You can use this to break > up long numbers into more readable forms. There aren't any rules to > it; you can use it however you like: > > 123_456_000.000 (floating point) > 2:0110_1000 (binary) > 16:FF_88_EE (hexidecimal) 1_2_3_4______5___6 (absurd, but doable) > You can use the C<_> separator too in Floating-Point numbers: If you're going to mention _ in floating point numbers here, the above floating point example should be moved to here or extirpated IMHO. -Scott -- Jonathan Scott Duff [EMAIL PROTECTED]