public function variables()
    {
        if ($this->_variables !== null) {
            return $this->_variables;
        }
        $this->_compile();
        return $this->_variables;
    }
public function variables()
    {
        if ($this->_variables !== null) {
            return $this->_variables;
        }
        $this->_compile();
        return $this->_variables;
    }
public function variables ( ) { if ( $ this -> _variables !== null ) { return $ this -> _variables ; } $ this -> _compile ( ) ; return $ this -> _variables ; }
Gets the route's variables and their associated pattern in case of array variables.

@return array The route's variables and their associated pattern.
Gets the route s variables and their associated pattern in case of array variables .