original_string: public function compareKeys($a, $b)
      {
          return strcoll(Horde_String::lower($a, true, 'UTF-8'), Horde_String::lower($b, true, 'UTF-8'));
      }
code: public function compareKeys($a, $b)
      {
          return strcoll(Horde_String::lower($a, true, 'UTF-8'), Horde_String::lower($b, true, 'UTF-8'));
      }
code_tokens: public function compareKeys ( $ a , $ b ) { return strcoll ( Horde_String :: lower ( $ a , true , 'UTF-8' ) , Horde_String :: lower ( $ b , true , 'UTF-8' ) ) ; }
docstring: Compare array keys case insensitively for uksort.
  
  @param scalar $a  TODO
  @param scalar $b  TODO
  
  @return TODO
docstring_tokens: Compare array keys case insensitively for uksort .