Activity之间传递参数

<pre name="code" class="java">private void setListener() {listview.setOnItemClickListener(new OnItemClickListener() {private Intent intent;@Overridepublic void onItemClick(AdapterView<?> parent, View view,int position, long id) { intent = new Intent(ListActivity.this,WriteNoteActivity.class); Bundle b = new Bundle(); RecourdNum rd =  (RecourdNum) list.get(position); b.putInt("_id", rd.getNum()); intent.putExtras(b); startActivity(intent);}           });