<?php array (
'file_test_replace' => 1,
'file_subdir' => '',
'extensions' => '',
'is_image_file' => '1',
'op' => 'Submit',
'form_build_id' => 'form-AJeFQUY7jwzCqFFbP-nZ1p7jm9hg3uC57bz7NHvxmcA',
'form_token' => 'F6T1A76Y08CtA371EjPeazwuS07s0fPaFqldwO_h92M',
'form_id' => '_file_test_form',
)