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RDF::Trine::Node(3) User Contributed Perl Documentation RDF::Trine::Node(3)

RDF::Trine::Node - Base class for RDF Nodes

This document describes RDF::Trine::Node version 1.019

"ntriples_escape ( $value )"
Returns the passed string value with special characters (control characters, Unicode, etc.) escaped, suitable for printing inside an N-Triples or Turtle encoded literal.

"is_node"
Returns true if this object is a RDF node, false otherwise.
"is_nil"
Returns true if this object is the nil-valued node.
"is_blank"
Returns true if this RDF node is a blank node, false otherwise.
"is_resource"
Returns true if this RDF node is a resource, false otherwise.
"is_literal"
Returns true if this RDF node is a literal, false otherwise.
"is_variable"
Returns true if this RDF node is a variable, false otherwise.
"as_string"
Returns the node in a string form.
"as_ntriples"
Returns the node in a string form suitable for NTriples serialization.
"sse"
Returns the SSE serialization of the node.
"equal ( $node )"
Returns true if the two nodes are equal, false otherwise.
"compare ( $node_a, $node_b )"
Returns -1, 0, or 1 if $node_a sorts less than, equal to, or greater than $node_b in the defined SPARQL ordering, respectively. This function may be used as the function argument to "<sort">.
"as_hashref"
Returns a hashref representing the node in an RDF/JSON-like manner.

See "as_hashref" at RDF::Trine::Model for full documentation of the hashref format.

"from_sse ( $string, $context )"
Parses the supplied SSE-encoded string and returns a RDF::Trine::Node object.

Please report any bugs or feature requests to through the GitHub web interface at <https://github.com/kasei/perlrdf/issues>.

Gregory Todd Williams "<gwilliams@cpan.org>"

Copyright (c) 2006-2012 Gregory Todd Williams. This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself.
2018-01-05 perl v5.32.1

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