September 2017
Beginner
402 pages
9h 52m
English
Content preview from Perl 6 Deep Dive
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Getting real and imaginary parts
The two methods—re and im—return real and imaginary parts of the complex number, as follows:
my $z = 4+5i;say $z.re; # 4say $z.im; # 5
The imaginary part is returned without the variable i.
The reals method returns a list containing both values, as shown here:
my $z = 4+5i;say $z.reals; # (4 5)
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.