Android版本號與API級別對應關係表

int	BASE October 2008: The original, first, version of Android.
int	BASE_1_1 February 2009: First Android update, officially called 1.1.
int	CUPCAKE May 2009: Android 1.5.
int	CUR_DEVELOPMENT Magic version number for a current development build, which has not yet turned into an official release.
int	DONUT September 2009: Android 1.6.
int	ECLAIR November 2009: Android 2.0 Applications targeting this or a later release will get these new changes in behavior: The Service.onStartCommand function will return the new Service.START_STICKY behavior instead of the old compatibility Service.START_STICKY_COMPATIBILITY.
int	ECLAIR_0_1 December 2009: Android 2.0.1
int	ECLAIR_MR1 January 2010: Android 2.1
int	FROYO June 2010: Android 2.2
int	GINGERBREAD November 2010: Android 2.3 Applications targeting this or a later release will get these new changes in behavior: The application's notification icons will be shown on the new dark status bar background, so must be visible in this situation.
int	GINGERBREAD_MR1 February 2011: Android 2.3.3.
int	HONEYCOMB February 2011: Android 3.0.
int	HONEYCOMB_MR1 May 2011: Android 3.1.
int	HONEYCOMB_MR2 June 2011: Android 3.2.
int	ICE_CREAM_SANDWICH October 2011: Android 4.0.
int	ICE_CREAM_SANDWICH_MR1 December 2011: Android 4.0.3.
int	JELLY_BEAN June 2012: Android 4.1.
int	JELLY_BEAN_MR1 November 2012: Android 4.2, Moar jelly beans! Applications targeting this or a later release will get these new changes in behavior: Content Providers: The default value of android:exported is now false.
int	JELLY_BEAN_MR2 July 2013: Android 4.3, the revenge of the beans.
int	KITKAT October 2013: Android 4.4, KitKat, another tasty treat.
int	KITKAT_WATCH June 2014: Android 4.4W.
int	LOLLIPOP November 2014: Lollipop.
int	LOLLIPOP_MR1 March 2015: Lollipop with an extra sugar coating on the outside! For more information about this release, see the Android 5.1 APIs.
int	M M is for Marshmallow! Applications targeting this or a later release will get these new changes in behavior.
int	N N is for Nougat.
int	N_MR1 N MR1: Nougat++.
int	O O.
int	O_MR1 O MR1.
int	P P.
int	Q Q.
int	R R.