public function readBytes($isCollectionElement = false) {
		if ($isCollectionElement)
				$this->readShort();
		$length = $this->readInt();

		if ($length == -1)
			return null;
		
		return $this->read($length);
	}
public function readBytes($isCollectionElement = false) {
		if ($isCollectionElement)
				$this->readShort();
		$length = $this->readInt();

		if ($length == -1)
			return null;
		
		return $this->read($length);
	}
public function readBytes ( $ isCollectionElement = false ) { if ( $ isCollectionElement ) $ this -> readShort ( ) ; $ length = $ this -> readInt ( ) ; if ( $ length == - 1 ) return null ; return $ this -> read ( $ length ) ; }
Read bytes.

@param bool $isCollectionElement
@return string
Read bytes .