documentation/_fieldset_interface_8php_source.html

 <?php
 namespace Magento\Framework\Indexer;

 interface FieldsetInterface
 {
     public function addDynamicData(array $data);
 }
$data
$data
Definition: attribute_set_with_image_attribute.php:16

Magento\Framework\Indexer
Definition: AbstractProcessor.php:9

Magento\Framework\Indexer\FieldsetInterface\addDynamicData
addDynamicData(array $data)

Magento\Framework\Indexer\FieldsetInterface
Definition: FieldsetInterface.php:12