ANDROID API version judgment

For example, the API version is greater than 19 (i.e. android4.4)

if (build.version.sdk_int>=build.version_codes. Kitat) {}

Version information under the Build.version_codes class (this is the source code in the android.jar4.4.2 version)

public static class Version_codes {
/**
* Magic version number for a current development build, which have
* Not yet turned to an official release.
*/
public static final int cur_development = 10000;

/**
* October 2008:the Original, first, version of Android. yay!
*/
public static final int BASE = 1;

/**
* February 2009:first Android Update, officially called 1.1.
*/
public static final int base_1_1 = 2;

/**
* May 2009:android 1.5.
*/
public static final int cupcake = 3;

/**
* September 2009:android 1.6.
*/
public static final int donut = 4;

/**
* November 2009:android 2.0
*/
public static final int eclair = 5;

/**
* December 2009:android 2.0.1
*/
public static final int eclair_0_1 = 6;

/**
* January 2010:android 2.1
*/
public static final int eclair_mr1 = 7;

/**
* June 2010:android 2.2
*/
public static final int FROYO = 8;

/**
* November 2010:android 2.3
*/
public static final int gingerbread = 9;

/**
* February 2011:android 2.3.3.
*/
public static final int gingerbread_mr1 = 10;


/**
* February 2011:android 3.0.
*/
public static final int honeycomb = 11;

/**
* May 2011:android 3.1.
*/
public static final int honeycomb_mr1 = 12;

/**
* June 2011:android 3.2.
*/
public static final int HONEYCOMB_MR2 = 13;


/**
* October 2011:android 4.0.
*/
public static final int ice_cream_sandwich = 14;


/**
* December 2011:android 4.0.3.
*/
public static final int ice_cream_sandwich_mr1 = 15;


/**
* June 2012:android 4.1.
*/
public static final int jelly_bean = 16;


/**
* Android 4.2:moar Jelly beans!
*/
public static final int jelly_bean_mr1 = 17;


/**
* Android 4.3:jelly Bean MR2, the Revenge of the beans.
*/
public static final int jelly_bean_mr2 = 18;


/**
* Android 4.4:kitkat, another tasty treat.
*/
public static final int KITKAT = 19;
}

public static class Version_codes {/** * Magic VERSION number to a current development build, which have         * Not yet turned to an official release.                */public static final int cur_development = 10000;  /** * October 2008:the Original, first, version of Android.         yay!                */public static final int BASE = 1;         /** * February 2009:first Android Update, officially called 1.1.                */public static final int base_1_1 = 2;         /** * May 2009:android 1.5.                */public static final int cupcake = 3;         /** * September 2009:android 1.6.                */public static final int donut = 4;                /** * November 2009:android 2.0 */public static final int eclair = 5;                /** * December 2009:android 2.0.1 */public static final int eclair_0_1 = 6; /** * JAnuary 2010:android 2.1 */public static final int eclair_mr1 = 7;                /** * June 2010:android 2.2 * * public static final int FROYO = 8;                /** * November 2010:android 2.3 */public static final int gingerbread = 9;         /** * February 2011:android 2.3.3.        */public static final int gingerbread_mr1 = 10;         /** * February 2011:android 3.0.                */public static final int honeycomb = 11;         /** * May 2011:android 3.1.                */public static final int honeycomb_mr1 = 12;         /** * June 2011:android 3.2.        */public static final int HONEYCOMB_MR2 = 13;         /** * October 2011:android 4.0.        */public static final int ice_cream_sandwich = 14;         /** * December 2011:android 4.0.3.  */public static final int ice_cream_sandwich_mr1 = 15;      /** * June 2012:android 4.1.        */public static final int jelly_bean = 16;         /** * Android 4.2:moar Jelly beans!        */public static final int jelly_bean_mr1 = 17;         /** * Android 4.3:jelly Bean MR2, the Revenge of the beans.        */public static final int jelly_bean_mr2 = 18;         /** * Android 4.4:kitkat, another tasty treat.    */public static final int KITKAT = 19; }

ANDROID API version judgment