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一、重生法
dstaset.Tables.Add(dt) dataset.Tables(0).DefaultView.Sort = "id desc"
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二、直接法dv = New DataView(dt) dv.Sort = "id desc"
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三、间接法dv = New DataView(ds.Tables[0])dv.Sort = "id desc"DataRow[] rows = dataTable1.Select("", "ord asc");DataTable t = DataTable1.Clone();t.Clear();foreach (DataRow row in rows) t.ImportRow(row);DataTable1 = t; --VS2005中这种方法最简单: DataView dv = dt.DefaultView; dv.Sort = "c1 Asc"; DataTable dt2 = dv.ToTable();
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//拿到数据源DataView dv = this.dtDataSource.Copy().DefaultView;
//排序
dv.Sort = "Columns1 asc,Columns2 asc,Columns3 asc";
//过滤重复数据
//DataTable dt = dv.ToTable(true, "Columns1", "Columns2", "Columns3");
//不过滤重复数据
DataTable dt = dv.Table.Copy();
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原文地址:http://www.cnblogs.com/ztf_yh/p/5485886.html