qr code is one of the easiest methods utilized for asset
获取生成的ciimage对象 self.qrcodeimage = filter.
写个测试类如下,其中genqrcode方法调用zxing的库,生成二维码,并输出
qr code svg png icon free download (#270602) - onlinewebfonts.
qr code svg png icon free download (#194891) - onlinewebfonts.
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