++ed by:
NQOUNET KARJALA BIFFEN DAVIDO JBERGER

119 PAUSE users
152 non-PAUSE users.

Sebastian Riedel

NAME

Mojo::Collection - Collection

SYNOPSIS

  # Manipulate collections
  use Mojo::Collection;
  my $collection = Mojo::Collection->new(qw/just works/);
  $collection->map(sub { ucfirst })->each(sub {
    my ($word, $count) = @_;
    say "$count: $word";
  });

  # Use the alternative constructor
  use Mojo::Collection 'c';
  c(qw/a b c/)->join('/')->url_escape->say;

DESCRIPTION

Mojo::Collection is a container for collections. Note that this module is EXPERIMENTAL and might change without warning!

METHODS

Mojo::Collection inherits all methods from Mojo::Base and implements the following new ones.

new

  my $collection = Mojo::Collection->new(1, 2, 3);

Construct a new Mojo::Collection object.

each

  my @elements = $collection->each;
  $collection  = $collection->each(sub {...});

Evaluate closure for each element in collection.

  $collection->each(sub {
    my ($e, $count) = @_;
    say "$count: $e";
  });

first

  my $first = $collection->first;
  my $first = $collection->first(sub {...});

Evaluate closure for each element in collection and return the first one for which the closure returns true.

  my $five = $collection->first(sub { $_ == 5 });

grep

  my $new = $collection->grep(sub {...});

Evaluate closure for each element in collection and create a new collection with all elements for which the closure returned true.

  my $interesting = $collection->grep(sub { /mojo/i });

join

  my $stream = $collection->join("\n");

Turn collection into Mojo::ByteStream.

  $collection->join("\n")->say;

map

  my $new = $collection->map(sub {...});

Evaluate closure for each element in collection and create a new collection from the results.

  my $doubled = $collection->map(sub { $_ * 2 });

reverse

  my $new = $collection->reverse;

Create a new collection with all elements in reverse order.

slice

  my $new = $collection->slice(4 .. 7);

Create a new collection with all selected elements.

shuffle

  my $new = $collection->shuffle;

Create a new collection with all elements in random order.

size

  my $size = $collection->size;

Number of elements in collection.

sort

  my $new = $collection->sort;
  my $new = $collection->sort(sub {...});

Sort elements based on return value of closure and create a new collection from the results.

  my $insensitive = $collection->sort(sub { uc(shift) cmp uc(shift) });

SEE ALSO

Mojolicious, Mojolicious::Guides, http://mojolicio.us.