<?php array (
'file_test_replace' => 1,
'file_subdir' => '',
'extensions' => '',
'is_image_file' => '1',
'op' => 'Submit',
'form_build_id' => 'form-ER_-CXkp6YB7Iq3Mob6cEAmf2WeKUw0L7XAfSq7PiYI',
'form_token' => 'SO4EqPAStmCYAzbQKrliO1tupyXx8QJi7MH1m4uBVEE',
'form_id' => '_file_test_form',
)