(mongodb >=1.3.0)
MongoDB\BSON\BinaryInterface::__toString โ Returns the BinaryInterface's data
ๆญคๆนๆณๆฏ่ฏฅๆนๆณ็ๅซๅ๏ผ MongoDB\BSON\BinaryInterface::getData().
ๆญคๅฝๆฐๆฒกๆๅๆฐใ
Returns the BinaryInterface's data.