// JSON // JSON case 'json': $res = $pica->getJson(); final_result($res, 'application/json'); break; // OpenURL-KEV // OpenURL-KEV case 'openurl-kev': $res = $pica->getOpenUrlKev(); final_result($res, 'text/plain'); break; // pseudo-XML // pseudo-XML case 'plain': $res = $pica->getPlain(); break; // RDF // RDF case 'rdf': $res = $pica->getDublinCoreRDF(); final_result($res, 'application/xml'); break; // plain text // plain text case 'text': $res = $pica->getText(); final_result($res, 'text/plain'); break; // XML // XML