$row['id'], 'medical_doc_desc' => $row['medical_doc_desc'], 'medical_doc_name' => $row['medical_doc_name'], 'medical_doc_type' => $row['medical_doc_type'], 'medical_doc' => base64_encode($row['medical_doc']), ); $documents[] = $document; } header('Content-Type: application/json'); echo json_encode($documents);