android apk的装配

android apk的安装?android apk的安装 String str sample1.apk String fileName Environment.getEx

android apk的安装
?android apk的安装

String str = "sample1.apk";
String fileName = Environment.getExternalStorageDirectory() + str;
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setDataAndType(Uri.fromFile(new File(fileName)), "application/vnd.android.package-archive");
startActivity(intent);