original_string: protected function _findUnused($hash)
      {
          $accessed = $hash->getAccessed();
          foreach ($hash as $k => $v) {
              if (!isset($accessed[$k])) {
                  trigger_error("String hash key '$k' not used by builder", E_USER_NOTICE);
              }
          }
      }
code: protected function _findUnused($hash)
      {
          $accessed = $hash->getAccessed();
          foreach ($hash as $k => $v) {
              if (!isset($accessed[$k])) {
                  trigger_error("String hash key '$k' not used by builder", E_USER_NOTICE);
              }
          }
      }
code_tokens: protected function _findUnused ( $ hash ) { $ accessed = $ hash -> getAccessed ( ) ; foreach ( $ hash as $ k => $ v ) { if ( ! isset ( $ accessed [ $ k ] ) ) { trigger_error ( "String hash key '$k' not used by builder" , E_USER_NOTICE ) ; } } }
docstring: Triggers errors for any unused keys passed in the hash; such keys
  may indicate typos, missing values, etc.
  @param HTMLPurifier_StringHash $hash Hash to check.
docstring_tokens: Triggers errors for any unused keys passed in the hash ; such keys may indicate typos missing values etc .