C#编程

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C#

Tool.cs：源码内容

							using System;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
namespace UDS.Components
{
	/// <summary>
	/// 常用工具函数类
	/// </summary>
	public class Tools
	{
	
		#region 将DataReader 转为 DataTable
		/// <summary>
		/// 将DataReader 转为 DataTable
		/// </summary>
		/// <param name="DataReader">DataReader</param>
		public static DataTable ConvertDataReaderToDataTable(SqlDataReader dataReader)
		{
			DataTable datatable = new DataTable();
			DataTable schemaTable = dataReader.GetSchemaTable();
			//动态添加列
			try
			{
			
				foreach(DataRow myRow in schemaTable.Rows)
				{
					DataColumn myDataColumn = new DataColumn();
					myDataColumn.DataType	= myRow.GetType();
					myDataColumn.ColumnName = myRow[0].ToString();
					datatable.Columns.Add(myDataColumn);
				}
				//添加数据
				while(dataReader.Read())
				{
					DataRow myDataRow = datatable.NewRow();
					for(int i=0;i<schemaTable.Rows.Count;i++)
					{
						myDataRow[i] = dataReader[i].ToString();
					}
					datatable.Rows.Add(myDataRow);
					myDataRow = null;
				}
				schemaTable = null;
				dataReader.Close();
				return datatable;
			}
			catch(Exception ex)
			{
				Error.Log(ex.ToString());
				throw new Exception("转换出错出错!",ex);
			}
			
		}
		#endregion
		#region 将英文的星期几转为中文
		public static string ConvertDayOfWeekToZh(System.DayOfWeek dw)
		{
			string DayOfWeekZh="";
			switch (dw.ToString ("D"))
			{
				case "0":
					DayOfWeekZh="日";
					break;
				case "1":
					DayOfWeekZh="一";
					break;
				case "2":
					DayOfWeekZh="二";
					break;
				case "3":
					DayOfWeekZh="三";
					break;
				case "4":
					DayOfWeekZh="四";
					break;
				case "5":
					DayOfWeekZh="五";
					break;
				case "6":
					DayOfWeekZh="六";
					break;
			}
			
			return DayOfWeekZh;
		}
		#endregion
	}
}

						