original_string: public function group_has(string $id_option, string $id_group): bool
    {
      return (bool)$this->_retrieve_ids($id_option, null, $id_group);
    }
code: public function group_has(string $id_option, string $id_group): bool
    {
      return (bool)$this->_retrieve_ids($id_option, null, $id_group);
    }
code_tokens: public function group_has ( string $ id_option , string $ id_group ) : bool { return ( bool ) $ this -> _retrieve_ids ( $ id_option , null , $ id_group ) ; }
docstring: Checks if a group has the given preference
  
  @param string $id_option
  @param string $id_group
  @return bool
docstring_tokens: Checks if a group has the given preference