public function isWhitespace($whitespaces = " \t\n\r\0\x0B")
    {
        if (null === $whitespaces) {
            $whitespaces = " \t\n\r\0\x0B";
        }

        if ($this->isArray && !$this->isGivenKind(T_WHITESPACE)) {
            return false;
        }

        return '' === trim($this->content, $whitespaces);
    }
public function isWhitespace($whitespaces = " \t\n\r\0\x0B")
    {
        if (null === $whitespaces) {
            $whitespaces = " \t\n\r\0\x0B";
        }

        if ($this->isArray && !$this->isGivenKind(T_WHITESPACE)) {
            return false;
        }

        return '' === trim($this->content, $whitespaces);
    }
public function isWhitespace ( $ whitespaces = " \t\n\r\0\x0B" ) { if ( null === $ whitespaces ) { $ whitespaces = " \t\n\r\0\x0B" ; } if ( $ this -> isArray && ! $ this -> isGivenKind ( T_WHITESPACE ) ) { return false ; } return '' === trim ( $ this -> content , $ whitespaces ) ; }
Check if token is whitespace.

@param null|string $whitespaces whitespace characters, default is " \t\n\r\0\x0B"

@return bool
Check if token is whitespace .