手机条形码，二维码识别源码，使用摄像头读取条形码，查询产品的信息，如价格和评论。此外，还可以读取QR吗和Data Matrix二维条码。-Mobile phone bar code, two-dimensional code recognition source code, use the camera to read the bar code, check the product information, such as prices and comments. In addition, yo