android - How to Pass object from sub activity to main activity? -

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from activitya i'm starting activityb.
in activityb i'm creating new serializable object.
after object has been created want close activityb , pass new object activitya.

how can it?

start activity b startactivityforresult().
in activity b, when object created create intent pack object in:

intent result = new intent(); result.putextra("result", object); setresult(result_ok, result);

then receive intent in onactivityresult() method of activity a, can extract so:

data.getserializableextra("result");

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