NAME¶

RDF::Query::Expression::Function - Class for Function expressions

VERSION¶

This document describes RDF::Query::Expression::Function version 2.918.

METHODS¶

Beyond the methods documented below, this class inherits methods from the RDF::Query::Expression class.

"new ( $uri, @arguments )"

Returns a new Expr structure.

"uri"

Returns the URI of the function.

"arguments"

Returns a list of the arguments to the function.

"sse"

Returns the SSE string for this algebra expression.

"as_sparql"

Returns the SPARQL string for this algebra expression.

"type"

Returns the type of this algebra expression.

"qualify_uris ( \%namespaces, $base_uri )"

Returns a new algebra pattern where all referenced Resource nodes representing QNames (ns:local) are qualified using the supplied %namespaces.

"evaluate ( $query, \%bound, $context )"

Evaluates the expression using the supplied bound variables. Will return a RDF::Query::Node object.

AUTHOR¶

 Gregory Todd Williams <gwilliams@cpan.org>