swift 获取app、ios 版本号及设备信息

func versionCheck(){    let infoDictionary = NSBundle.mainBundle().infoDictionary    let appDisplayName:AnyObject? = infoDictionary["CFBundleDisplayName"] //程序名称    let majorVersion :AnyObject? = infoDictionary ["CFBundleShortVersionString"]//主程序版本号    let minorVersion :AnyObject? = infoDictionary ["CFBundleVersion"]//版本号（内部标示）   //设备信息    let iosVersion : NSString = UIDevice.currentDevice().systemVersion //ios版本    let identifierNumber = UIDevice.currentDevice().identifierForVendor //设备udid    let systemName = UIDevice.currentDevice().systemName //设备名称    let model = UIDevice.currentDevice().model //设备型号    let localizedModel = UIDevice.currentDevice().localizedModel //设备区域化型号如A1533    let appVersion = majorVersion as! String    print(appVersion)}
        
                
                      


作者：小黑Swift
链接：http://www.jianshu.com/p/895bd97713c5
來源：简书
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