sample14.cs

C#函数手册

namespace apiBook
{
	using System;
	using System.Data;
	using System.IO;
	public class TestClass 
	{ 
		public static void Main()
		{
			TestClass test=new TestClass();
			DataTable testDT = new DataTable("student");
			DataColumn testDC = new DataColumn ("Id",Type.GetType("System.Int32"));
			testDT.Columns.Add(testDC);
			testDC = new DataColumn ("Name",Type.GetType("System.String"));
			testDT.Columns.Add(testDC);
			testDC = new DataColumn ("School",Type.GetType("System.String"));
			testDT.Columns.Add(testDC);
			PropertyCollection testPC;
			testPC =testDT.ExtendedProperties;
			testPC.Add("name", "ZeLi");
			testPC.Add("Id",1);
			testPC.Add("edu","Master");
			Console.WriteLine("Id："+testDT. ExtendedProperties["Id"]);
			Console.WriteLine("名字："+testDT.ExtendedProperties["name"]);
			Console.WriteLine("学位："+testDT.ExtendedProperties["edu"]);
			Console.ReadLine();
		}	
	}
}