// 1.創立掃描器

CIDetector *detector = [CIDetector detectorOfType:CIDetectorTypeQRCode context:nil options:nil];

// 2.掃描後果

CIImage *ciImage = [[CIImage alloc] initWithImage:image];

NSArray *features = [detector featuresInImage:ciImage];

// 3.遍歷掃描後果

for (CIQRCodeFeature *f in features) {

// 假如是網址就跳轉

if ([f.messageString containsString:@"http://"] || [f.messageString containsString:@"https://"] ) { [[UIApplication sharedApplication] openURL:[NSURL URLWithString:f.messageString]];

}else{ // 其他信息 彈框顯示

[self showHint:f.messageString];

}

}

／／保管圖片

UIImageWriteToSavedPhotosAlbum(_quarCodeImageView.image, self, @selector(image:didFinishSavingWithError:contextInfo:), nil);

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