ListView刷新数据方法

						getMydownloadListInfo();
						MyDownloadListAdapter ad = (MyDownloadListAdapter) list.getAdapter();
						ad.notifyDataSetInvalidated();
//						adapter.notifyDataSetChanged();
//						adapter = new MyDownloadListAdapter(MyDownloadListInfoActivity.this, downData);
//						list.setAdapter(adapter);

为什么我这里使用notifyDataSetChanged()没有能刷新页面.只有使用下面的重新setAdapter才刷新了.

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原文地址:https://www.cnblogs.com/anee/p/2675774.html