https://blog.youkuaiyun.com/snjdjuzh-cnhttps://blog.youkuaiyun.com/https://blog.youkuaiyun.com/snjdju/article/details/122917857https://blog.youkuaiyun.com/snjdju/article/details/122917857snjdjuMon, 14 Feb 2022 09:18:22 +0800https://blog.youkuaiyun.com/snjdju/article/details/118567884https://blog.youkuaiyun.com/snjdju/article/details/118567884snjdjuThu, 08 Jul 2021 10:26:43 +0800https://blog.youkuaiyun.com/snjdju/article/details/111884265https://blog.youkuaiyun.com/snjdju/article/details/111884265snjdjuTue, 29 Dec 2020 11:01:23 +0800https://blog.youkuaiyun.com/snjdju/article/details/105781937https://blog.youkuaiyun.com/snjdju/article/details/105781937snjdjuMon, 27 Apr 2020 07:36:53 +0800https://blog.youkuaiyun.com/snjdju/article/details/105781927https://blog.youkuaiyun.com/snjdju/article/details/105781927snjdjuMon, 27 Apr 2020 07:27:29 +0800https://blog.youkuaiyun.com/snjdju/article/details/105249397https://blog.youkuaiyun.com/snjdju/article/details/105249397snjdjuWed, 01 Apr 2020 16:48:57 +0800https://blog.youkuaiyun.com/snjdju/article/details/5877158https://blog.youkuaiyun.com/snjdju/article/details/5877158snjdjuSat, 11 Sep 2010 09:21:00 +08001.设置所选节点，如选中第二个节点
function SetSelNode()
{
 TreeView1.selectedNodeIndex="1";
}
2.得到所选节点的Text，ID或NodeData
function GetAttribute()
{
 alert(TreeView1.getTreeNode(TreeView1.selectedNodeIndex).getAttribute("Text"))]]>https://blog.youkuaiyun.com/snjdju/article/details/5868516https://blog.youkuaiyun.com/snjdju/article/details/5868516snjdjuTue, 07 Sep 2010 14:31:00 +0800跳出路径选择框后将datatable中数据保存到用户指定路径：
private void ExportTableToExcel(DataTable dt, string FileName)
 {
 string title = "";
 for (int i = 0; i < dt.Columns.Count; i++)
 {

 title += dt.Columns[i].ColumnName ]]>https://blog.youkuaiyun.com/snjdju/article/details/5857300https://blog.youkuaiyun.com/snjdju/article/details/5857300snjdjuThu, 02 Sep 2010 09:31:00 +0800= 0; rowIndex--)        {            GridViewRow]]>https://blog.youkuaiyun.com/snjdju/article/details/5857289https://blog.youkuaiyun.com/snjdju/article/details/5857289snjdjuThu, 02 Sep 2010 09:28:00 +0800ASP.NET 2.0中合并 GridView 的表头单元格
在实际工作中，
往往需要合并表格头部的单元格，
下面就是一个实现的例子。
运行结果如图：

c#
<%...@ Page Language="C#" AutoEventWireup="true" %> "http://www.w3]]>https://blog.youkuaiyun.com/snjdju/article/details/5857184https://blog.youkuaiyun.com/snjdju/article/details/5857184snjdjuThu, 02 Sep 2010 08:44:00 +0800asp.net 2.0中使用的GridView控件，在其源为空时默认表头不显示。我们这里想要实现的是，通过扩展GridView控件、继承GridVie、重写Render方法来实现在源为空时显示表头并提示源为空：
/// summary
/// GridView 扩展控件
/// @author:jianyi0115@163.com
/// /summary
public class GridView : System.Web.UI.Web]]>https://blog.youkuaiyun.com/snjdju/article/details/5848780https://blog.youkuaiyun.com/snjdju/article/details/5848780snjdjuMon, 30 Aug 2010 08:15:00 +0800 ajax想必程序员们都听说过，这个技术就是为了缓和服务器端压力和前台展示而推出的技术，实际上就是javascript和xml（DOM）组成的一个以浏览器为载体的前端客户端结构，他脱离了远程数据交互，减轻了频繁访问数据库并加强了，浏览器的能力在图形展示界面操作文件控制，都提供了很多支持，相信了解他的人都会非常喜欢他，有些人甚至认为，使用了这种技术可以使我们从复杂的mvc开发模式还原成客户端-服务器模式，所有业务逻辑全部都有前台处理。
     好了废话我就不多说了，下面的代码是我做项目]]>https://blog.youkuaiyun.com/snjdju/article/details/5848774https://blog.youkuaiyun.com/snjdju/article/details/5848774snjdjuMon, 30 Aug 2010 07:59:00 +0800首先是后台给前台设置Style属性，设置控件坐标

前台控件：
Html代码           msgObj.setAttribute("id","msgDiv");
        msgObj.setAttribute("align","center");
        msgObj.style.background="white]]>https://blog.youkuaiyun.com/snjdju/article/details/5827849https://blog.youkuaiyun.com/snjdju/article/details/5827849snjdjuSat, 21 Aug 2010 01:12:00 +0800本文讲解SendMessage、PostMessage两个函数的实现原理，分为三个步骤进行讲解，分别适合初级、中级、高级程序员进行理解，三个步骤分别为：
1、SendMessage、PostMessage的运行机制。
2、SendMessage、PostMessage的运行内幕。
3、SendMessage、PostMessage的内部实现。
注：理解这篇文章之前，必须先了解Windows的消息循环机制。
 
1、SendMessage]]>https://blog.youkuaiyun.com/snjdju/article/details/5827846https://blog.youkuaiyun.com/snjdju/article/details/5827846snjdjuSat, 21 Aug 2010 01:10:00 +0800https://blog.youkuaiyun.com/snjdju/article/details/5827823https://blog.youkuaiyun.com/snjdju/article/details/5827823snjdjuSat, 21 Aug 2010 00:50:00 +0800Windows API函数声明
　　VOID InitializeCriticalSection(
　　LPCRITICAL_SECTION lpCriticalSection // critical section
　　);
　　函数功能
　　初始化一个临界资源对象
　　参数说明
　　lpCriticalSection 临界资源对象指针
　　返回值
　　没有
　　备注: https://blog.youkuaiyun.com/snjdju/article/details/5827744https://blog.youkuaiyun.com/snjdju/article/details/5827744snjdjuFri, 20 Aug 2010 23:35:00 +0800