前两天一个MM问的问题,昨晚忙了好一哈哈儿,才搞定的。先要
在解决方案里,点右键叫如Micorsoft excel .labrary 什么的记
不清了,反正就是那的.然后加如引用就OK啦!下面是一段
SQLSERVER导出到EXCEL的代码:希望能给一些需要帮助的朋友一
些启示:
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.Data .SqlClient ;
//using Excel;
namespace 导出数据
{
    /// <summary>
    /// Form1 的摘要说明。
    /// </summary>
    public class Form1 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.Button button1;
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.Container 
components = null;
        public Form1()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();
            //
            // TODO: 在 InitializeComponent 调用后添加任
何构造函数代码
            //
        }
        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing 
)
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }
        #region Windows 窗体设计器生成的代码
        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修
改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.button1 = new 
System.Windows.Forms.Button();
            this.SuspendLayout();
            // 
            // button1
            // 
            this.button1.Location = new 
System.Drawing.Point(56, 128);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size
(88, 24);
            this.button1.TabIndex = 0;
            this.button1.Text = "button1";
            this.button1.Click += new 
System.EventHandler(this.button1_Click);
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new 
System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size
(232, 166);
            this.Controls.Add(this.button1);
            this.Name = "Form1";
            this.Text = "Form1";
            this.ResumeLayout(false);
        }
        #endregion
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main() 
        {
           Application.Run(new Form1());
        }
private void button1_Click(object sender,
System.EventArgs e)
        {
            Excel.Application   excel=new Excel 
.ApplicationClass  ();
            excel.Application .Workbooks .Add (true);
            excel.Visible =true;
            SqlConnection con=new SqlConnection ();
        
            con.ConnectionString ="workstation 
id=localhost;integrated security=SSPI;database=yun";
            SqlCommand comd=new SqlCommand();
            comd.CommandText ="select * from TABLE1";
            comd.Connection =con;
            con.Open ();
            SqlDataReader read;
            read=comd.ExecuteReader ();
            int row=2,col;
            for(col=0;col<read.FieldCount ;col++)
            {
//                excel.cells[1,col+1]=read.GetName 
(col);
            excel.Cells[ 1 , col+1 ] = read.GetName 
(col);
            }
            //得到标题
            while (read.Read ())
           {
             for(col =0;col<read.FieldCount;col++) 
             excel.Cells [row,col+1]=read.GetValue
(col).ToString();
              row++;
           }
            //取得数据
            excel.Visible = true ; 
            //显示Excel内容
        }
            
            
         }
    }
================================================================================
下面才是那个MM问我的问题:有兴趣的可以看哈的.因为本人没有U盘,代码是在记事本里打的,要是那里有错自己改一下,就可以拉.主程序没有问题的,我测试过了,呵呵!
using system;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO ;
//using Excel;
namespace output_excel
{
    /// <summary>
    /// Form1 的摘要说明。
    /// </summary>
    public class Form1 : System.Windows.Forms.Form
    {
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.OpenFileDialog  openFileDialog1;
        private system.windows.forms.listbox listbox1;
        
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.Container 
components = null;
        public Form1()
        {
            //
            // Windows 窗体设计器支持所必需的
            //
            InitializeComponent();
            //
            // TODO: 在 InitializeComponent 调用后添加任
何构造函数代码
            //
        }
        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        protected override void Dispose( bool disposing 
)
        {
            if( disposing )
            {
                if (components != null) 
                {
                    components.Dispose();
                }
            }
            base.Dispose( disposing );
        }
        #region Windows 窗体设计器生成的代码
        /// <summary>
        /// 设计器支持所需的方法 - 不要使用代码编辑器修
改
        /// 此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.button1 = new 
System.Windows.Forms.Button();
            this.openFileDialog1 = new 
System.Windows.Forms.OpenFileDialog();
            this.SuspendLayout();
            
            // 
            // button1
            // 
            this.button1.Location = new 
System.Drawing.Point(80, 120);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size
(72, 24);
            this.button1.TabIndex = 0;
            this.button1.Text = "打开";
            this.button1.Click += new 
System.EventHandler(this.button1_Click);
            // 
            // Form1
            // 
            this.AutoScaleBaseSize = new 
System.Drawing.Size(6, 14);
            this.ClientSize = new System.Drawing.Size
(248, 150);
            this.Controls.Add(this.button1);
            this.Name = "Form1";
            this.Text = "Form1";
            this.Load += new System.EventHandler
(this.Form1_Load);
            this.ResumeLayout(false);
        }
        #endregion
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main() 
        {
            Application.Run(new Form1());
        }
        private void button1_Click(object sender,System.EventArgs e)
        {
            Excel.Application excel=new Excel.ApplicationClass ();
            excel.Workbooks .Add (true);
           FileStream MyStream;
            string  s,filename;
             int row=1,col=1;
            filename=this.openFileDialog1 .FileName ;
            if(this.openfiledialog1.showdialog()==showdialogresult.ok)
           {
            MyStream=new FileStream(filename,FileMode.Open );
            StreamReader read;
            read=new StreamReader (MyStream);
           
            while(read.peek()!=-1)
                
            {
                      s=read.ReadLine ();
                      this.listbox.item.add(s);      
                     excel.Cells [row++,col]=s;
            
            
            }
            excel.Visible =true;
            }
            else
            {
            excel.visible=false;
             //显示Excel的内容
            }    
        }
private void Form1_Load(object sender,
System.EventArgs e)
        {
        
        }
    }
}



											
	    

	



