Swift|Swift - 随机数生成

// MARK: 随机数生成 func randomCustom(min: Int, max: Int) -> Int { //[min, max)[0, 100) //var x = arc4random() % UInt32(max); //return Int(x) // [min, max) var y = arc4random() % UInt32(max) + UInt32(min) println(Int(y)) return Int(y) }swift3.0 func randomCustom(min: Int, max: Int) -> Int { //[min, max)[0, 100) //var x = arc4random() % UInt32(max); //return Int(x) // [min, max) let y = arc4random() % UInt32(max) + UInt32(min) print(Int(y)) return Int(y) }

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