Build.VERSION.SDK_INT

        //手机型号: R7c,SDK版本:19,系统版本:4.4.4,SDK：19
        //手机型号: MI 4LTE,SDK版本:23,系统版本:6.0.1,SDK：23
        //手机型号: HUAWEI C8813Q,SDK版本:16,系统版本:4.1.2,SDK：16

        System.out.println( "手机型号: " + android.os.Build.MODEL+ ",SDK版本:" + android.os.Build.VERSION.SDK + ",系统版本:"  + android.os.Build.VERSION.RELEASE+",SDK："+Build.VERSION.SDK_INT);
        
        if(Build.VERSION.SDK_INT>=Build.VERSION_CODES.ICE_CREAM_SANDWICH){
            System.out.println("大于4.0");
        }else{
            System.out.println("小于4.0");
        }
        
//        static int BASE //October 2008: The original, first, version of Android.   
//        static int BASE_1_1 //February 2009: First Android update, officially called 1.1.   
//        static int CUPCAKE //May 2009: Android 1.5.   
//        static int CUR_DEVELOPMENT //Magic version number for a current development build, which has not yet turned into an official release.   
//        static int DONUT //September 2009: Android 1.6.   
//        static int ECLAIR //November 2009: Android 2.0   
//        static int ECLAIR_0_1 //December 2009: Android 2.0.1   
//        static int ECLAIR_MR1 //January 2010: Android 2.1   
//        static int FROYO June //2010: Android 2.2   
//        static int GINGERBREAD //November 2010: Android 2.3   
//        static int GINGERBREAD_MR1 //February 2011: Android 2.3.3.   
//        static int HONEYCOMB //February 2011: Android 3.0.   
//        static int HONEYCOMB_MR1 //May 2011: Android 3.1.   
//        static int HONEYCOMB_MR2 //June 2011: Android 3.2.   
//        static int ICE_CREAM_SANDWICH //October 2011: Android 4.0.   
//        static int ICE_CREAM_SANDWICH_MR1 //December 2011: Android 4.0.3.   
//        static int JELLY_BEAN //June 2012: Android 4.1.   
//        static int JELLY_BEAN_MR1 //Android 4.2: Moar jelly beans!