How to change apk name by using gradle like this format?

Question

I\'d like to change \"app-release.apk\" file name to like following when I build an app by using gradle.

[format]
(appname of package name)_V(version code)_(yyMMdd)_(         


        

Answer 1

2019 / 2020 - How to change APK name For Gradle 3.3, 3.4, 3.5, 4.0 and above

android {
   ......
   applicationVariants.all { variant ->
       variant.outputs.all {
           def flavor = variant.name
           def versionName = variant.versionName
           outputFileName = "prefix_${flavor}_${versionName}.apk"
       }
   }
}

The result would be like this,

prefix_release_1.0.1.apk