scanQR objective-c Code scanQR is an open source software for Scan and recognition QRCode. you can also generate your own QRCode. most importent it's support simulator debuge. it's very easy to use. scanQR objective-c 代码 scanQR 是一个针对二维码扫描与识别的开源项目 你也可以生成自己的二维码 最重要的是你可以用模拟器进行调试 简单易用