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Last active August 16, 2016 22:09
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NSData
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NSData.md

NSData

★ UIImage(jpeg) → NSData

let image = UIImage(named: "swift")!
let imageData = NSData(data: UIImageJPEGRepresentation(image, 1.0)!)

★ UIImage(png) → NSData

let image = UIImage(named: "swift")!
let imageData = UIImagePNGRepresentation(image)
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