Activity onActivityResult传值

0.跳转页

Intent intent =new Intent(BasicDataActivity.this,CityPickerActivity.class);

startActivityForResult(intent,110);

startActivity(CityPickerActivity.class);

1.传值页

Intent cityData =new Intent(this, BasicDataActivity.class);

cityData.putExtra("cityContent", city);

setResult(1111, cityData);

2.接收页

protected void onActivityResult(int requestCode, int resultCode, Intent data) {

super.onActivityResult(requestCode, resultCode, data);

switch (requestCode) {

case 1111:

String city = data.getStringExtra("cityContent");

    homeTV.setText(city);

    Log.e("返回城市: ", "返回城市: "+city);

    break;

}

}