Mojo::Collection(3p)

NAME
Mojo::Collection - Collection

SYNOPSIS
  # Manipulate collections
  use Mojo::Collection;
  my $collection = Mojo::Collection->new(qw/just works/);
  unshift @$collection, 'it';
  $collection->map(sub { ucfirst })->each(sub {
    my ($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.

METHODS
Mojo::Collection implements the following methods.

  "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>.