public function getBarCharacter() {
        if (null === $this->barChar) {
            return $this->max ? '=' : $this->emptyBarChar;
        }

        return $this->barChar;
    }
public function getBarCharacter() {
        if (null === $this->barChar) {
            return $this->max ? '=' : $this->emptyBarChar;
        }

        return $this->barChar;
    }
public function getBarCharacter ( ) { if ( null === $ this -> barChar ) { return $ this -> max ? '=' : $ this -> emptyBarChar ; } return $ this -> barChar ; }
Gets the bar character.

@return string A character
Gets the bar character .