How to use Auto Complete Edit Text in Android?

Get the object of AutoCompleteTextView.

AutoCompleteTextView mAutoView = (AutoCompleteTextView)findViewById(R.id.autoCompleteTextView1);

Create array of ArrayAdapter.

ArrayAdapter<String> myAdapter = new ArrayAdapter<String>(this, android.R.layout.simple_list_item_1 ,new String[] {"delhi","delhi2","bangalore","mumbai","pune"});

 Set the adapter of AutoCompleteTextView.

         mAutoView.setAdapter(myAdapter);

And you are done!