<?php array (
'instance[label]' => 'field_list_integer',
'instance[description]' => '',
'field_list_integer[und]' => '_none',
'field[cardinality]' => '1',
'field[settings][allowed_values]' => '0|Zero',
'form_build_id' => 'form-fgtNfmwBOZR6FI8jC8G0dATbQrwPODjNBRsqRLti1Ns',
'form_token' => '-g55H1vbleet8haRLsJHXeO9Oa6HuuuQzlAf_S1fruw',
'form_id' => 'field_ui_field_edit_form',
'op' => 'Save settings',
)