1Validation::Class::ListUisnegr(3C)ontributed Perl DocumeVnatlaitdiaotnion::Class::Listing(3)
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NAME

6       Validation::Class::Listing - Generic Container Class for an Array
7       Reference
8

VERSION

10       version 7.900057
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SYNOPSIS

13           use Validation::Class::Listing;
14
15           my $foos = Validation::Class::Listing->new;
16
17           $foos->add('foo');
18           $foos->add('bar', 'baz');
19
20           print $foos->count; # 3 objects
21

DESCRIPTION

23       Validation::Class::Listing is a container class that provides general-
24       purpose functionality for arrayref objects.
25

METHODS

27   new
28           my $self = Validation::Class::Listing->new;
29
30   add
31           $self = $self->add('foo', 'bar');
32
33   clear
34           $self = $self->clear;
35
36   count
37           my $count = $self->count;
38
39   delete
40           $value = $self->delete($index);
41
42   defined
43           $true if $self->defined($name) # defined
44
45   each
46           $self = $self->each(sub{
47
48               my ($index, $value) = @_;
49
50           });
51
52   first
53           my $value = $self->first;
54
55   get
56           my $value = $self->get($index); # i.e. $self->[$index]
57
58   grep
59           $new_list = $self->grep(qr/update_/);
60
61   has
62           $true if $self->has($name) # defined
63
64   iterator
65           my $next = $self->iterator();
66
67           # defaults to iterating by keys but accepts sort, rsort, nsort, or rnsort
68           # e.g. $self->iterator('sort', sub{ (shift) cmp (shift) });
69
70           while (my $item = $next->()) {
71               # do something with $item
72           }
73
74   join
75           my $string = $self->join($delimiter);
76
77   last
78           my $value = $self->last;
79
80   list
81           my @list = $self->list;
82
83   nsort
84           my @list = $self->nsort;
85
86   pairs
87           my @pairs = $self->pairs;
88           # or filter using $self->pairs('grep', $regexp);
89
90           foreach my $pair (@pairs) {
91               # $pair->{index} is $pair->{value};
92           }
93
94   rnsort
95           my @list = $self->rnsort;
96
97   rsort
98           my @list = $self->rsort;
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100   sort
101           my @list = $self->sort(sub{...});
102
103   unique
104           my @list = $self->unique();
105

AUTHOR

107       Al Newkirk <anewkirk@ana.io>
108

110       This software is copyright (c) 2011 by Al Newkirk.
111
112       This is free software; you can redistribute it and/or modify it under
113       the same terms as the Perl 5 programming language system itself.
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117perl v5.32.1                      2021-01-27     Validation::Class::Listing(3)
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