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using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace virtual_test{ public class BClass //基类 { public virtual void DoWork() //虚函 …… 阅读全文

using System;using System.Collections.Generic;using System.Linq;using System.Text;namespace override_test{ class TestOverride { public class Employee { public …… 阅读全文

using System;using System.Collections.Generic;using System.Linq;using System.Text;//接口的声明案例/*namespace Interface_test{ interface Ifunction1 //接口1 { int sum(int i, int j); …… 阅读全文

//读文件/*using System.IO;using System;using System.Windows.Forms; //包含MessageBox();函数public class readFileExample{ public static void Main() { //定义一个一维数组，并初始化数据 byte[] bu …… 阅读全文

using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.IO; //文件读写namespace MoveFile_test //文件的移动{ class Program { static vo …… 阅读全文

String.Split 方法有6个重载函数：1) public string[] Split(params char[] separator)2) public string[] Split(char[] separator, int count)3) public string[] Split(char[] separator, StringSplitOptions options) …… 阅读全文