package com.example.android_arrayadapter;import android.R.anim;import android.support.v7.app.ActionBarActivity;import android.os.Bundle;import android.view.Menu;import android.view.MenuItem;import android.widget.ArrayAdapter;import android.widget.ListView;import android.widget.SimpleAdapter;public class MainActivity extends ActionBarActivity { private ListView listView; private ArrayAdapter<String>arrayAdapter; private SimpleAdapter simpleAdapter;? ? @Override? ? protected void onCreate(Bundle savedInstanceState) {? ? ? ? super.onCreate(savedInstanceState);? ? ? ? listView=(ListView) findViewById(R.id.listView);? ? ? ? String[]arr_data={"慕課網1","慕課網2","慕課網3","慕課網4"};? ? ? ? arrayAdapter=new ArrayAdapter<String>(this, android.R.layout.simple_expandable_list_item_1, arr_data);? ? ? ? listView.setAdapter(arrayAdapter);? ? }}