Java tutorial
//package com.java2s; import android.content.ComponentName; import android.content.Context; import android.content.pm.PackageInfo; import android.content.pm.PackageManager.NameNotFoundException; public class Main { public static String getVersion(Context context) { String version = ""; // get current version try { ComponentName comp = new ComponentName(context, ""); PackageInfo pinfo = context.getPackageManager().getPackageInfo(comp.getPackageName(), 0); version = pinfo.versionName; } catch (NameNotFoundException e) { e.printStackTrace(); } return version; } }