<?php array (
'title' => '',
'test' => 'invalid',
'test_numeric_index[0]' => 'invalid',
'test_substring[foo]' => 'invalid',
'test_substring[foobar]' => '',
'op' => 'Partial validate (numeric index)',
'form_build_id' => 'form-HxJjMpBDFq4jNyNwoeaIl9-tpZXKvlTUF2t1__uGPzQ',
'form_id' => 'form_test_limit_validation_errors_form',
)