这里介绍两种方式,如下:
一、逐次
private static final int PERMISSION_READ_EXTERNAL_STORAGE = 101;
private static final int PERMISSION_WRITE_EXTERNAL_STORAGE = 102;
private static final int PERMISSION_CAMERA = 103;
private void requestPermission() {
if (ContextCompat.checkSelfPermission(this, Manifest.permission.