osfameron
Functional
Pe(a)rls

Functional pearls
x5

Functional Pe(a)rls
5 min

Functional pearls
eeek!

1. map, grep, join
map

1. map
my @names =
●
qw/
Pippo Pluto Pinco
/;

1. map
●Hello Pippo!
●Hello Pluto!
●Hello Pinco!

1. map
● my @greetings;
● for (@names) {
● push @greetings,
\"Hello $_!\";
●}

1. map
●
my @greetings =
map
{ \"Hello $_!\" }
@names

1. map, grep, join
grep

1. grep
● Names that contain “i”
–Pippo
–Pinco

1. grep
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