Java tutorial
//package com.java2s; //License from project: Apache License import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager; import android.content.pm.PackageManager.NameNotFoundException; public class Main { public static int getAppVersionCode(Context context) { PackageManager packageManager = context.getPackageManager(); PackageInfo info; try { info = packageManager.getPackageInfo(context.getPackageName(), 0); } catch (NameNotFoundException e) { e.printStackTrace(); return 1; } return info.versionCode; } }