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摘要： 方法一：Uri uri = new Uri("http://www.163.com");this.webBrowser1.Url = uri;方法二：System.Diagnostics.Process.Start("http://www.163.com"); 阅读全文

摘要： #region 导出Excel /// <summary> /// 导出Excel /// </summary> /// <param name="sender"></param> /// <param name="e"></param> private void btnOutExcel_Click(object sender, EventArgs e) { try { foreach (System.Diagnostics.Process thisproc in System.Di 阅读全文

摘要： 1.// DataTable ds = new DataTable();ds=dt.Copy();2.//DataTable的赋值System.Data.DataTable newtb = new System.Data.DataTable();DataColumn column = new DataColumn("column1", typeof(string));//新增列newtb = dt.Clone();DataRow[] dr = dt.Select();for (int i = 0; i < dr.Length; i++){ newtb.ImportRo 阅读全文

摘要： DataView view = new DataView();view.Table = DataTableA;view.RowFilter = "itemType = 'book'";//itemType是DataTableA中的一个字段DataTableB= view.ToTable();或者：DataRow[] rows = DataTableA.Select("itemType = 'book'");DataTableB= DataTableA.Clone();foreach (DataRow row in rows 阅读全文

摘要： /// <summary> /// 给DataTable添加新的行和列 /// </summary> public void DataTableChangeDt() { //---------********动态给DataTable添加数据*********--------- newtb = new System.Data.DataTable(); DataColumn column = new DataColumn("column1", typeof(string));//新增列 newtb = dt; newtb.Columns.Add(colu 阅读全文