C# 支付宝在线支付实例源码下载(即时到账接口)

可实现本机TCP or udp网络监听

using System;using System.Collections.Generic;using System.ComponentModel;using System.Data;using System.Drawing;using System.Linq;using System.Text;using System.Windows.Forms;namespace DataGridViewSample{ public partial class Form1 : Form { public static List Tests = new List(); public Form1() { InitializeComponent(); } private void Form1_Load(object sender, EventArgs e) { this.dataGridView1.DataSource = Tests; } private void button1_Click(object sender, EventArgs e) { frmAdd form = new frmAdd(null); if (form.ShowDialog() == DialogResult.OK) { this.dataGridView1.DataSource = null; this.dataGridView1.DataSource = Tests; } } private void button2_Click(object sender, EventArgs e) { if (this.dataGridView1.SelectedRows != null) { frmAdd form = new frmAdd(new Test( Convert.ToInt32(this.dataGridView1.SelectedRows[0].Cells[0].Value), Convert.ToDecimal(this.dataGridView1.SelectedRows[0].Cells[1].Value), Convert.ToDateTime(this.dataGridView1.SelectedRows[0].Cells[2].Value), this.dataGridView1.SelectedRows[0].Cells[3].Value.ToString())); if (form.ShowDialog() == DialogResult.OK) { this.dataGridView1.DataSource = null; this.dataGridView1.DataSource = Tests; } } } private void button3_Click(object sender, EventArgs e) { //使用前面示例中的代码，用DataGridView或者List来做导出都是可以的 } } public class Test { public Test(int id, decimal voltage, DateTime record, string remark) { ID = id; Voltage = voltage; Record = record; Remark = remark; } public int ID { get; set; } public decimal Voltage { get; set; } public DateTime Record { get; set; } public string Remark { get; set; } }}

log4net 记录wpf 错误日志

包含了各个层面的常用类源码，看完你会感谢作者的。。。

QQ所有图标图片资源下载（含gft文件以及jpg文件）

C#(WinForm)HTML编辑器 实例源码

winform无边框窗体实现

实现二分查找的递归与非递归实现二分查找思想：1、数组从小到大排序；2、查找的key每次和中间数比较，如果key小于mid查找mid左侧的数组部分；如果key大于mid，则查找mid右侧的数组部分；如果相等，则直接返回mid。输入：排序数组-array,数组大小-aSize,查找值-key返回：返回数组中的相应位置，否则返回-1

opc

C 核心编程资料