画面遷移（新しいActivityの表示）を行う|Android開発

Intent intent = new Intent(this, NextActivity.class);
startActivity(intent);

Intent intent = new Intent(this, NextActivity.class)
        .setAction(Intent.ACTION_VIEW);
startActivity(intent);

private static final int REQUEST_CODE = 1;

Intent intent = new Intent(this, NextActivity.class);
startActivityForResult(intent, REQUEST_CODE);

Intent intent = new Intent();
intent.putExtra("NUMBER", 1);
setResult(RESULT_OK, intent);
finish();

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    if (requestCode == REQUEST_CODE) {
        if (resultCode != RESULT_OK) {
            return;
        }
        Bundle bundle = data.getExtras();
        int number = bundle == null ? -1 : bundle.getInt("NUMBER");
    }
}

String[] values = new String[2];
values[0] = "SPECIAL";
values[1] = "STANDARD";
Intent intent = new Intent(this, NextActivity.class)
        .putExtra("EDITION", values);
startActivityForResult(intent, REQUEST_CODE);

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_manual_select);

    Intent intent = getIntent();
    Bundle bundle = intent.getExtras();
    String[] values = bundle == null ? new String[0] : bundle.getStringArray("EDITION");
}