protected function zeroPoint()
    {
        if ($this->shouldSwitchToZeroPoint()) {
            $this->switchState(self::STATE_READ_DIRECTIVE);
        } elseif ($this->newLine()) {
            // unknown directive - skip it
            $this->current_word = '';
            $this->increment();
        } else {
            $this->increment();
        }
        return $this;
    }
protected function zeroPoint()
    {
        if ($this->shouldSwitchToZeroPoint()) {
            $this->switchState(self::STATE_READ_DIRECTIVE);
        } elseif ($this->newLine()) {
            // unknown directive - skip it
            $this->current_word = '';
            $this->increment();
        } else {
            $this->increment();
        }
        return $this;
    }
protected function zeroPoint ( ) { if ( $ this -> shouldSwitchToZeroPoint ( ) ) { $ this -> switchState ( self :: STATE_READ_DIRECTIVE ) ; } elseif ( $ this -> newLine ( ) ) { // unknown directive - skip it $ this -> current_word = '' ; $ this -> increment ( ) ; } else { $ this -> increment ( ) ; } return $ this ; }
Process state ZERO_POINT

@return RobotsTxtParser
Process state ZERO_POINT