我需要弄清楚如何获取或制作Android应用程序的版本号。我需要在UI中显示内部版本号。
我必须使用AndroidManifest.xml吗?
我需要弄清楚如何获取或制作Android应用程序的版本号。我需要在UI中显示内部版本号。
我必须使用AndroidManifest.xml吗?
当前回答
对于API 28(Android 9(Pie)),PackageInfo.versionCode已弃用,因此请使用以下代码:
Context context = getApplicationContext();
PackageManager manager = context.getPackageManager();
try {
PackageInfo info = manager.getPackageInfo(context.getPackageName(), 0);
myversionName = info.versionName;
versionCode = (int) PackageInfoCompat.getLongVersionCode(info);
}
catch (PackageManager.NameNotFoundException e) {
e.printStackTrace();
myversionName = "Unknown-01";
}
其他回答
如果要在XML内容上使用它,请在Gradle文件中添加以下行:
applicationVariants.all { variant ->
variant.resValue "string", "versionName", variant.versionName
}
然后将其用于XML内容,如下所示:
<TextView
android:gravity="center_horizontal"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/versionName" />
第一:
import android.content.pm.PackageManager.NameNotFoundException;
然后使用这个:
PackageInfo pInfo = null;
try {
pInfo = getPackageManager().getPackageInfo(getPackageName(), 0);
}
catch (NameNotFoundException e) {
e.printStackTrace();
}
String versionName = pInfo.versionName;
试试这个:
try
{
device_version = getPackageManager().getPackageInfo("com.google.android.gms", 0).versionName;
}
catch (PackageManager.NameNotFoundException e)
{
e.printStackTrace();
}
Kotlin单层
val versionCode = BuildConfig.VERSION_CODE
val versionName = BuildConfig.VERSION_NAME
Java一行程序
String versionCode = String.valueOf(BuildConfig.VERSION_CODE);
String versionName = String.valueOf(BuildConfig.VERSION_NAME);
确保将BuildConfig导入到类中。
Log.e("TAG","VERSION.RELEASE {" + Build.VERSION.RELEASE + "}");
Log.e("TAG","\nVERSION.INCREMENTAL {" + Build.VERSION.INCREMENTAL + "}");
Log.e("TAG","\nVERSION.SDK {" + Build.VERSION.SDK + "}");
Log.e("TAG","\nBOARD {" + Build.BOARD + "}");
Log.e("TAG","\nBRAND {" + Build.BRAND + "}");
Log.e("TAG","\nDEVICE {" + Build.DEVICE + "}");
Log.e("TAG","\nFINGERPRINT {" + Build.FINGERPRINT + "}");
Log.e("TAG","\nHOST {" + Build.HOST + "}");
Log.e("TAG","\nID {" + Build.ID + "}");
幸亏https://stackoverflow.com/a/40421709/2828651