<?php array (
'file_test_replace' => '0',
'file_subdir' => '',
'extensions' => '',
'is_image_file' => '1',
'op' => 'Submit',
'form_build_id' => 'form-bYK8ahTxcaqwTtyYdoFjasKjRQgYmEdSKmAjQ6cDf-w',
'form_token' => 'k5jJBZWQn2rF9r9q8zwctQ1hdQrMaiN5FRLqwP5JCx4',
'form_id' => '_file_test_form',
)