Android Studio Export Jar Not Exporting Any Jar

I am fairly new to android studio, and I am trying to export a jar out of an Android Studio project for another Unity project. I followed the instruction given on the link Create A

Solution 1:

you should change this line

apply plugin: 'com.android.application'

to

apply plugin: 'com.android.library'

it is mandatory. and then rebuild your project. cause we are generating library and it should required for build jar file. reference How to export library to Jar in Android Studio?