1Mojolicious::Validator(U3s)er Contributed Perl DocumentatMioojnolicious::Validator(3)
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NAME

6       Mojolicious::Validator - Validate values
7

SYNOPSIS

9         use Mojolicious::Validator;
10
11         my $validator = Mojolicious::Validator->new;
12         my $v = $validator->validation;
13         $v->input({foo => 'bar'});
14         $v->required('foo')->like(qr/ar$/);
15         say $v->param('foo');
16

DESCRIPTION

18       Mojolicious::Validator validates values for Mojolicious.
19

CHECKS

21       These validation checks are available by default.
22
23   equal_to
24         $v = $v->equal_to('foo');
25
26       String value needs to be equal to the value of another field.
27
28   in
29         $v = $v->in('foo', 'bar', 'baz');
30
31       String value needs to match one of the values in the list.
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33   like
34         $v = $v->like(qr/^[A-Z]/);
35
36       String value needs to match the regular expression.
37
38   num
39         $v = $v->num;
40         $v = $v->num(2, 5);
41         $v = $v->num(2, undef);
42         $v = $v->num(undef, 5);
43
44       String value needs to be a non-fractional number and if provided in the
45       given range.
46
47   size
48         $v = $v->size(2, 5);
49
50       String value length or size of Mojo::Upload object in bytes needs to be
51       between these two values.
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53   upload
54         $v = $v->upload;
55
56       Value needs to be a Mojo::Upload object, representing a file upload.
57

FILTERS

59       These filters are available by default.
60
61   trim
62         $v = $v->optional('foo', 'trim');
63
64       Trim whitespace characters from both ends of string value with "trim"
65       in Mojo::Util.
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ATTRIBUTES

68       Mojolicious::Validator implements the following attributes.
69
70   checks
71         my $checks = $validator->checks;
72         $validator = $validator->checks({size => sub {...}});
73
74       Registered validation checks, by default only "equal_to", "in", "like",
75       "num", "size" and "upload" are already defined.
76

METHODS

78       Mojolicious::Validator inherits all methods from Mojo::Base and
79       implements the following new ones.
80
81   add_check
82         $validator = $validator->add_check(size => sub {...});
83
84       Register a validation check.
85
86         $validator->add_check(foo => sub {
87           my ($v, $name, $value, @args) = @_;
88           ...
89           return undef;
90         });
91
92   add_filter
93         $validator = $validator->add_filter(trim => sub {...});
94
95       Register a new filter.
96
97         $validator->add_filter(foo => sub {
98           my ($v, $name, $value) = @_;
99           ...
100           return $value;
101         });
102
103   new
104         my $validator = Mojolicious::Validator->new;
105
106       Construct a new Mojolicious::Validator object.
107
108   validation
109         my $v = $validator->validation;
110
111       Build Mojolicious::Validator::Validation object to perform validations.
112
113         my $v = $validator->validation;
114         $v->input({foo => 'bar'});
115         $v->required('foo')->size(1, 5);
116         say $v->param('foo');
117

SEE ALSO

119       Mojolicious, Mojolicious::Guides, <https://mojolicious.org>.
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123perl v5.28.1                      2018-11-22         Mojolicious::Validator(3)
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