doinbackground return
,Why not call a method that handles the value? public class MyClass extends Activity private class myTask extends AsyncTask<Void, Void, Void> //initiate vars ... , Yes we can retrieve/catch the return statement from doInBackground() in onPostExecute() if write AsyncTask's class statement properly.,First, declare this asynctask class: class MyTask extends AsyncTask<String,Void,Bitmap> @Override protected Bitmap doInBackground(String... strings) String ... , Change Your doInBackground() return type to String/int public class asynCaller extends AsyncTask<Void, Void, String> ProgressDialog ...,You can get the result by calling AsyhncTask's get() method on the returned AsyncTask, but it will turn it from an asynchronous task into a synchronous task as it ... ,AsyncTask (API level 3，所以幾乎所有目前在市面上流通的Android 版本皆可使用) ... doInBackground(Void...arg) ... ... return null; } // 不會執行onPostExecute(Void ... , Result : 在執行完doInBackground後, return的值, 會傳到onPostExecute內. 而在內部有四個常用的method. onPreExecute() : 在UI Thread執行, ..., Object[]) returns. To ensure that a task is cancelled as quickly as possible, you should always check the return value of isCancelled() periodically ...
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 doinbackground return 相關參考資料
AsyncTask: where does the return value of doInBackground ...
https://stackoverflow.com Return a value from AsyncTask in Android - Stack Overflow
Why not call a method that handles the value? public class MyClass extends Activity private class myTask extends AsyncTask<Void, Void, Void> //initiate vars ... https://stackoverflow.com Retrieving return statement from doInBackground method in ...
Yes we can retrieve/catch the return statement from doInBackground() in onPostExecute() if write AsyncTask's class statement properly. https://stackoverflow.com how to get the return value from my doInBackground task ...
First, declare this asynctask class: class MyTask extends AsyncTask<String,Void,Bitmap> @Override protected Bitmap doInBackground(String... strings) String ... https://stackoverflow.com How to return Void function doInBackground in AsynTask ...
Change Your doInBackground() return type to String/int public class asynCaller extends AsyncTask<Void, Void, String> ProgressDialog ... https://stackoverflow.com How to handle return value from AsyncTask - Stack Overflow
You can get the result by calling AsyhncTask's get() method on the returned AsyncTask, but it will turn it from an asynchronous task into a synchronous task as it ... https://stackoverflow.com 【Android】AsyncTask - Thread 外的另一選擇 - 老灰鴨的筆記本
AsyncTask (API level 3，所以幾乎所有目前在市面上流通的Android 版本皆可使用) ... doInBackground(Void...arg) ... ... return null; } // 不會執行onPostExecute(Void ... http://oldgrayduck.blogspot.co [Android] 16-3 AsyncTask 使用@ 給你魚竿:: 痞客邦::
Result : 在執行完doInBackground後, return的值, 會傳到onPostExecute內. 而在內部有四個常用的method. onPreExecute() : 在UI Thread執行, ... https://rx1226.pixnet.net AsyncTask - Android Developers
Object[]) returns. To ensure that a task is cancelled as quickly as possible, you should always check the return value of isCancelled() periodically ... https://developer.android.com |