android傳值

標籤：body   over   pre   break   tco   string   for   name   super   

需求

OneActivity向TwoActivity傳值name=hzs，然後TwoActivity向OneActivity傳值sex=Y

第一步：OneActivity向TwoActivity傳值name=hzs

OneActivity 裡設定

Intent intent = new Intent(OneActivity.this,TwoActivity.class); intent.putExtra("name","hzs"); startActivityForResult(intent,2008); //code是請求碼 int類型

 

 

TwoActivity 裡取值

 

Intent getIntent = getIntent(); String name = getIntent.getStringExtra("name");

第二步：TwoActivity向OneActivity傳值sex=Y

TwoActivity 裡設定

Intent intent = new Intent(); intent.putExtra("sex", "Y"); setResult(1, intent); //resultCode 為返回碼 用於區分從哪裡返回。 finish();

OneActivity 裡取值

@Override  protected void onActivityResult(int requestCode, int resultCode, Intent data) { switch(requestCode){ case 2000: if(resultCode==1){ String sex = data.getStringExtra("sex"); } break; default: } super.onActivityResult(requestCode, resultCode, data);  }

android傳值