Mojo::Collection(3) User Contributed Perl Documentation Mojo::Collection(3)NAMEMojo::Collection - Collection
SYNOPSIS
# Manipulate collections
use Mojo::Collection;
my $collection = Mojo::Collection->new(qw/just works/);
$collection->map(sub { ucfirst })->each(sub {
my ($word, $count) = @_;
print "$count: $word\n";
});
# Use the alternative constructor
use Mojo::Collection 'c';
c(qw/a b c/)->join('/')->url_escape->say;
DESCRIPTIONMojo::Collection is a container for collections. Note that this module
is EXPERIMENTAL and might change without warning!
METHODSMojo::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, $count) = @_;
print "$count: $e\n";
});
"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.
"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>.
perl v5.14.1 2011-09-01 Mojo::Collection(3)
