(Until 8.1) Android version name and content

Version name	Api	Major Version Update time
Android 1.0	1	Test version, time is indeterminate.
Android 1.1	2	Android first edition released in September 2008
Android 1.5 cupcake (cupcake)	3	April 30, 2009, 1.5 (Cupcake Cupcakes) released on Android
Android 1.6 Donut (Donut)	4	September 15, 2009, 1.6 (Donut Donut) release of software development Kit
Android 2.0 Eclair (Muffin)	5	The 2.0 (Eclair Muffin) version of the Software Development Kit was released on October 26, 2009.
Android 2.0.1 Eclair (Muffin)	6
Android 2.1.x Eclair (Muffin)	7
Android 2.2.x Froyo (frozen Yogurt)	8	May 20, 2010, 2.2 (Froyo frozen Yogurt) version of the Software Development Kit was released.
Android 2.3 Android 2.3.1 Gingerbread (ginger cake) Android 2.3.2	9	December 7, 2010, 2.3 (Gingerbread gingerbread) version of the Software Development Kit was released.
Android 2.3.3 Android 2.3.4	10
Android 3.0.x Honeycomb (honey)	11	February 2, 2011, 3.0 (Honeycomb hive) Release
Android 3.1.x Honeycomb (honey)	12	Announced on May 11, 2011 at the Google I/O developer Conference, version main update
Android 3.2 Honeycomb (honey)	13	Released July 13, 2011, version updated
Android 4.0 ice Cream "Ice cream" Android 4.0.1 Android 4.0.2	14	Released October 19, 2011 in Hong Kong, 4.0 (ice Cream Sandwich ice Cream Sandwich) version
Android 4.0.3 Android 4.0.4	15
Android 4.1 Jelly bean (Jelly Bean) Android 4.1.1	16	Published on June 28, 2012
Android 4.2 Jelly bean (Jelly Bean) Android 4.2.2	17	Published on October 30, 2012
Android 4.3.1 Jelly bean (Jelly Bean)	18	Published on July 25, 2013
Android 4.4.2	19
Android 4.4W KitKat (Kit Kat)	20	Published on September 4, 2013
Android 5.0 Lollipop (Lollipop)	21st	Published on June 26, 2014
Android 5.1	22
Android 6.0 Marshmallow (Cotton candy)	23	Published on May 28, 2015
Android 7.0 Nougat (nougat)	24	Published on August 22, 2016
Android 7.1.1	25
Android 8.0.0 android Oreo (Oreo)	26	August 22, 2017, Google officially released the official version of Android 8.0
Android 8.1.0	27

(Until 8.1) Android version name and content