AsyncTask Theory in Android | Perform Task in Background in Android | Kundan Kumar
In this video, You will learn theoretical explanation of AsyncTask in Android. AsyncTask allows to perform task in background and publish result on the UI thread without manipulate threads and/or handlers.
An Asynchronous Task is defined by three generic types, which is called Params, Progress, and Result.
When Asynchronous task is executed, it goes through 4 steps/methods called -
1) onPreExecute()
2) doInBackground(Params...)
3) onProgressUpdates(Progress...) and
4) onPostExecute(Result).
In this Video you you will also see sample code of AsyncTask.
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