C#读取DataSet中的数据

转自

高飞航的博客

http://gaofeihang.blog.163.com/blog/static/8450828520102103842488/

2010-03-10 15:08:42|  分类：

C# |  标签：dataset 
c# 
读取 
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标签：c# 读取 dataset

读取 DataSet 中的数据输出到 txt 文件的例子

using System;
using System.Collections.Generic;

using System.Text;

using System.Data;

using System.IO;

class TXTWriter

{

    public TXTWriter(DataSet myData, String Path)

    {

        StreamWriter sw =
new StreamWriter(Path,
false, Encoding.UTF8);

        String DataRow =
"";

        for (int i
= 0; i
< myData.Tables[0].Columns.Count; i++)
//获取列名

        {

            DataRow += myData.Tables[0].Columns[i].ColumnName;

            if (i
< myData.Tables[0].Columns.Count
- 1) DataRow
+= "
";

        }

        sw.WriteLine(DataRow);

        for (int i
= 0; i
< myData.Tables[0].Rows.Count; i++)
//获取数据

        {

            DataRow =
"";

            for (int j
= 0; j
< myData.Tables[0].Columns.Count; j++)

            {

                DataRow += myData.Tables[0].Rows[i][j].ToString();

                if (j
< myData.Tables[0].Columns.Count
- 1) DataRow
+= "
";

            }

            sw.WriteLine(DataRow);

        }

        sw.Close();

    }

}