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posted @ 2011-08-03 12:48 C#老头子 Views(124) Comments(0) Diggs(0)
Linq to DataTable范例代码以下代码段经测试通过,发现C# Linq其实还是挺好用的。只不过感觉语法上有点怪异,如果格式上同标准SQL语法一致,这样程序员可能更好地掌握强大的Linq的 private void btnLinqTest__Click(object sender, EventArgs e) { DataTable vtblSeqBase = this.DM.bdsSingle._mpDataTable; //1. GroupBy 统计Count XXXTestOk 2011-07-18 var query = from q in vtblSeqBase.AsEnum Read More
posted @ 2011-08-03 12:24 C#老头子 Views(7827) Comments(0) Diggs(0)
1.发现GridView禁止用户交互式地通过单击网格标题来排序的语句如下: this.gvwSize.OptionsCustomization.AllowSort = false;2. GridView根据某一个或多个字段来排序的代码如下: this.gcSize_OrderNo.SortOrder = DevExpress.Data.ColumnSortOrder.Ascending; this.gcSize_OrderNo.SortIndex = 0; this.gvwSize.BeginSort(); //[BugHere][MustAdd] this.gvwSize.EndSort() Read More
posted @ 2011-08-03 12:16 C#老头子 Views(952) Comments(0) Diggs(0)
DataTable删除多条记录 Read More
posted @ 2011-08-03 12:11 C#老头子 Views(2021) Comments(6) Diggs(0)