(The main functions are as follows: 1. Scan barcode/QR code and analyze corresponding information; 2. According to the text information entered by the user, the source code of the corresponding two-dimensional code has passed the test, which is stable and reliable, and can be used directly in formal projects. I want a higher one, but you will not regret it if you download it and run it! Operating environment: android: minSdkVersion= 10 android2.3.3 This document includes the following attachments:)