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动态生成DataSet并填充值;并将DataSet导成Excel格式

2009-10-09 10:08 218 查看
//调用ToExecelPage.aspx将hiToExcelValue的数据导成Excel格式

<form id="myform" action="ToExecelPage.aspx" method="post">

<input type="hidden" id="hiToExcelValue" name="hiToExcelValue" />

</form>

//ToExecelPage.aspx.cs在当中得到myform当中隐藏域当中的值;

string doLocationInfo = Request.Form["hiToExcelValue"];

CreateDataSet(doLocationInfo);

//调用方式:

//CreateDataSet("林凤娇*女*大四*22*165*O型*良好#鹏柜*男*大四*23*182*A型*良好");

//动态生成DataSet并根据传入字符串填充DataSet

private void CreateDataSet(string values)

{

//if (values.Trim().Length ==0)

//{

// return;

//}

DataSet ds = new DataSet();

DataTable dt = new DataTable();

dt.Columns.Add("姓名", Type.GetType("System.String"));

dt.Columns.Add("性别", Type.GetType("System.String"));

dt.Columns.Add("班级", Type.GetType("System.String"));

dt.Columns.Add("年龄", Type.GetType("System.String"));

dt.Columns.Add("身高", Type.GetType("System.String"));

dt.Columns.Add("血型", Type.GetType("System.String"));

dt.Columns.Add("身体状态", Type.GetType("System.String"));

string[] strArr = values.Split('#');//分割的规则,自己规定

if (strArr.Length > 0)

{

for (int i = 0; i < strArr.Length;i++ )

{

string OneArrValue = strArr[i];

//

if (OneArrValue.Length >0) //My9756,劫警,2009-09-29,,......

{

string[] OneSpArr = OneArrValue.Split('*');//每个值之间的分隔规则

DataRow row = dt.NewRow();

row["姓名"] = OneSpArr[0];

row["性别"] = OneSpArr[1];

row["班级"] = OneSpArr[2];

row["年龄"] = OneSpArr[3];

row["身高"] = OneSpArr[4];

row["血型"] = OneSpArr[5];

row["身体状态"] = OneSpArr[6];

dt.Rows.Add(row);

}

}

}

ds.Tables.Add(dt);

DtToExcel(ds,"0",true,"学生基本信息.xls");

}

//将DataSet 导成Excel格式

protected void DtToExcel(DataSet ds, string tableName, bool containColumName, string fileName)

{

if (ds == null || (!ds.Tables.Contains(tableName) && ds.Tables.Count < int.Parse(tableName)))

{

return;

}

DataTable tb = !ds.Tables.Contains(tableName) ? ds.Tables[int.Parse(tableName)] : ds.Tables[tableName];

StringBuilder strb = new StringBuilder();

strb.Append(" <html xmlns:o=/"urn:schemas-microsoft-com:office:office/"");

strb.Append("xmlns:x=/"urn:schemas-microsoft-com:office:excel/"");

strb.Append("xmlns=/"http://www.w3.org/TR/REC-html40/"");

strb.Append(" <head> <meta http-equiv='Content-Type' content='text/html; charset=gb2312'>");

strb.Append(" <style>");

strb.Append(".xl26");

strb.Append(" {mso-style-parent:style0;");

strb.Append(" font-family:/"宋体/", serif;");

strb.Append(" mso-font-charset:0;");

strb.Append(" mso-number-format:/"@/";}");

strb.Append(" </style>");

strb.Append(" <xml>");

strb.Append(" <x:ExcelWorkbook>");

strb.Append(" <x:ExcelWorksheets>");

strb.Append(" <x:ExcelWorksheet>");

strb.Append(" <x:Name>Sheet1 </x:Name>");

strb.Append(" <x:WorksheetOptions>");

strb.Append(" <x:DefaultRowHeight>20</x:DefaultRowHeight>");

strb.Append(" <x:Locked>false </x:DefaultRowHeight>");

strb.Append(" <x:Selected/>");

strb.Append(" <x:Panes>");

strb.Append(" <x:Pane>");

strb.Append(" <x:Number>3 </x:Number>");

strb.Append(" <x:ActiveCol>2 </x:ActiveCol>");

strb.Append(" </x:Pane>");

strb.Append(" </x:Panes>");

strb.Append(" <x:ProtectContents>False </x:ProtectContents>");

strb.Append(" <x:ProtectObjects>False </x:ProtectObjects>");

strb.Append(" <x:ProtectScenarios>False </x:ProtectScenarios>");

strb.Append(" </x:WorksheetOptions>");

strb.Append(" </x:ExcelWorksheet>");

strb.Append(" <x:WindowHeight>6750 </x:WindowHeight>");

strb.Append(" <x:WindowWidth>10620 </x:WindowWidth>");

strb.Append(" <x:WindowTopX>480 </x:WindowTopX>");

strb.Append(" <x:WindowTopY>75 </x:WindowTopY>");

strb.Append(" <x:ProtectStructure>False </x:ProtectStructure>");

strb.Append(" <x:ProtectWindows>False </x:ProtectWindows>");

strb.Append(" </x:ExcelWorkbook>");

strb.Append(" </xml>");

strb.Append("");

strb.Append(" </head> <body> <table align=/"center/" style='border-collapse:collapse;table-layout:fixed'>");

if (containColumName)

{

strb.Append("<tr>");

//写列标题

int columncount = tb.Columns.Count;

for (int columi = 0; columi < columncount; columi++)

{

strb.Append(" <td > <b>" + tb.Columns[columi] + " </b> </td>");

}

strb.Append(" </tr>");

}

//写数据

for (int i = 0; i < tb.Rows.Count; i++)

{

strb.Append(" <tr>");

for (int j = 0; j < tb.Columns.Count; j++)

{

strb.Append(" <td class='xl26' style='white-space:nowrap'>" + tb.Rows[i][j].ToString() + " </td>");

}

strb.Append(" </tr>");

}

strb.Append(" </body> </html>");

Response.Clear();

Response.Buffer = true;

Response.Charset = "GB2312";

Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(fileName,Encoding.UTF8)

);

Response.ContentEncoding = System.Text.Encoding.GetEncoding("GB2312");//设置输出流为简体中文

Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。

this.EnableViewState = false;

Response.Write(strb);

Response.End();

}
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