Indicates no positive keywords were in the search expression.
Positive keywords are words that are searched for, as opposed to negative keywords, which are words that are excluded. To count as a keyword, a word must be at least \Drupal::config('search.settings')->get('index.minimum_word_size') characters.
See also
SearchQuery::getStatus()
File
core/modules/search/src/SearchQuery.php, line 45
Class
SearchQuery Search query extender and helper functions.
Namespace
Drupal\search
Code