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Mojo::JSON::Pointer(3pm)				User Contributed Perl Documentation				  Mojo::JSON::Pointer(3pm)

NAME

       Mojo::JSON::Pointer - JSON Pointers

SYNOPSIS

	 use Mojo::JSON::Pointer;

	 my $p = Mojo::JSON::Pointer->new;
	 say $p->get({foo => [23, 'bar']}, '/foo/1');
	 say 'Contains "/foo".' if $p->contains({foo => [23, 'bar']}, '/foo');

DESCRIPTION

       Mojo::JSON::Pointer implements JSON Pointers as described in http://tools.ietf.org/html/draft-ietf-appsawg-json-pointer
       <http://tools.ietf.org/html/draft-ietf-appsawg-json-pointer>.

METHODS

   "contains"
	 my $success = $p->contains($data, '/foo/1');

       Check if data structure contains a value that can be identified with the given JSON Pointer.

	 # True
	 $p->contains({foo => 'bar', baz => [4, 5, 6]}, '/foo');
	 $p->contains({foo => 'bar', baz => [4, 5, 6]}, '/baz/2');

	 # False
	 $p->contains({foo => 'bar', baz => [4, 5, 6]}, '/bar');
	 $p->contains({foo => 'bar', baz => [4, 5, 6]}, '/baz/9');

   "get"
	 my $value = $p->get($data, '/foo/bar');

       Extract value identified by the given JSON Pointer.

	 # "bar"
	 $p->get({foo => 'bar', baz => [4, 5, 6]}, '/foo');

	 # "4"
	 $p->get({foo => 'bar', baz => [4, 5, 6]}, '/baz/0');

	 # "6"
	 $p->get({foo => 'bar', baz => [4, 5, 6]}, '/baz/2');

SEE ALSO

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

perl v5.14.2							    2012-09-05						  Mojo::JSON::Pointer(3pm)