=+ public void onClick(View view) {

//---use an Intent object to return data---

Intent i = new Intent();

//---use the putExtra() method to return some

// value---

i.putExtra("age3", 45);

//---use the setData() method to return some value---

i.setData(Uri.parse("Something passed back to main activity"));

//---set the result with OK and the Intent object---

setResult(RESULT_OK, i);

//---destroy the current activity---

finish();

}

}