例如 0001,0002.......这样的数据导出到excel中,总是变成1,2............请问我该如何保存完整的数据.谢谢.急
我的导出方式采用了xml,xsl的方式导出的.
private bool ExportToXls(string saveFileName,DataSet ds)
{
if(File.Exists(saveFileName))
{
File.Delete(saveFileName);
}
string strPath = saveFileName.Substring(0,saveFileName.Length-4);
string strXml= strPath + ".xml";//xml文件
string strXsl= strPath + ".xsl";//xsl形式
string strXls= strPath+".xls";//excel文件 try
{
GetXmlFile(ds,strXml);
GetXSLFile(ds,strXsl); //Excel转换
XmlDocument doc = new XmlDocument();
doc.Load(strXml);
XslTransform xslt = new XslTransform();
xslt.Load(strXsl);
XmlElement root = doc.DocumentElement;
XPathNavigator nav = root.CreateNavigator();
XmlTextWriter writer = new XmlTextWriter(strXls, null);
xslt.Transform(nav, null, writer, null);
writer.Close();
File.Delete(strXml);
File.Delete(strXsl);
return true;
}
catch ( Exception ex)
{
throw(new Exception(ex.Message));
}
}
#endregion
我的导出方式采用了xml,xsl的方式导出的.
private bool ExportToXls(string saveFileName,DataSet ds)
{
if(File.Exists(saveFileName))
{
File.Delete(saveFileName);
}
string strPath = saveFileName.Substring(0,saveFileName.Length-4);
string strXml= strPath + ".xml";//xml文件
string strXsl= strPath + ".xsl";//xsl形式
string strXls= strPath+".xls";//excel文件 try
{
GetXmlFile(ds,strXml);
GetXSLFile(ds,strXsl); //Excel转换
XmlDocument doc = new XmlDocument();
doc.Load(strXml);
XslTransform xslt = new XslTransform();
xslt.Load(strXsl);
XmlElement root = doc.DocumentElement;
XPathNavigator nav = root.CreateNavigator();
XmlTextWriter writer = new XmlTextWriter(strXls, null);
xslt.Transform(nav, null, writer, null);
writer.Close();
File.Delete(strXml);
File.Delete(strXsl);
return true;
}
catch ( Exception ex)
{
throw(new Exception(ex.Message));
}
}
#endregion
#region 根据数据集,生成替换后的xml文件
/// <summary>
/// 根据数据集,生成替换后的xml文件
/// </summary>
/// <param name="ds">数据集合</param>
/// <param name="XmlFilePath">xml文件路径</param>
private void GetXmlFile(DataSet ds,string XmlFilePath)
{
string strXml = ds.GetXml();
if(File.Exists(XmlFilePath))
{
File.Delete(XmlFilePath);
}
FileStream fs1 = File.Create(XmlFilePath);
StreamWriter writer = new StreamWriter(fs1,System.Text.Encoding.GetEncoding("GB2312"));
writer.Write(strXml);
writer.Close();
fs1.Close();
}
#endregion#region 创建转换格式文件(XSL)
/// <summary>
/// 创建转换格式文件(XSL)
/// </summary>
/// <param name="ds">要导出的数据集</param>
/// <param name="XslPath">xsl文件存放路径</param>
private void GetXSLFile(DataSet ds,string XslPath)
{
string strColumn = "";
string strRow = "";
string dsName=ds.DataSetName;
string tableName=ds.Tables[0].TableName;
string header = dsName + "/" + tableName;
foreach(DataColumn clm in ds.Tables[0].Columns)
{
//特殊字符 <,>,",*,%,(,),& 替换
//*************************************************
//*************************************************
// 符号 xml下的值 excel中的值
// < -------- _x003C_ ------ <
// > -------- _x003E_ ------ >
// " -------- _x0022_ ------ "
// * -------- _x002A_ ------ *
// % -------- _x0025_ ------ %
// & -------- _x0026_ ------ &
// ( -------- _x0028_ ------ (
// ) -------- _x0029_ ------ )
// = -------- _x003D_ ------ =
//*************************************************
//************************************************* string strClmName = clm.ColumnName;
string strRowName = clm.ColumnName;
if(strClmName.IndexOf("&")!=-1)
strClmName=strClmName.Replace("&","&");
if(strClmName.IndexOf("<")!=-1)
strClmName=strClmName.Replace("<","<");
if(strClmName.IndexOf(">")!=-1)
strClmName=strClmName.Replace(">",">");
if(strClmName.IndexOf("\"")!=-1)
strClmName=strClmName.Replace("\"",""");
if(strRowName.IndexOf("<")!=-1)
strRowName=strRowName.Replace("<","_x003C_");
if(strRowName.IndexOf(">")!=-1)
strRowName=strRowName.Replace(">","_x003E_");
if(strRowName.IndexOf("\"")!=-1)
strRowName=strRowName.Replace("\"","_x0022_");
if(strRowName.IndexOf("*")!=-1)
strRowName=strRowName.Replace("*","_x002A_");
if(strRowName.IndexOf("%")!=-1)
strRowName=strRowName.Replace("%","_x0025_");
if(strRowName.IndexOf("&")!=-1)
strRowName=strRowName.Replace("&","_x0026_");
if(strRowName.IndexOf("(")!=-1)
strRowName=strRowName.Replace("(","_x0028_");
if(strRowName.IndexOf(")")!=-1)
strRowName=strRowName.Replace(")","_x0029_");
if(strRowName.IndexOf("=")!=-1)
strRowName=strRowName.Replace("=","_x003D_");
strColumn += "<th>" + strClmName +"</th>" + "\r\n";
strRow += "<td>" + "<xsl:value-of select=" + "\"" + strRowName + "\"" +"/>" + "</td>" + "\r\n";
}
string str = @"<xsl:stylesheet version=""1.0"" xmlns:xsl=""http://www.w3.org/1999/XSL/Transform"">
<xsl:template match=""/"">
<html xmlns:o=""urn:schemas-microsoft-com:office:office"" xmlns:x=""urn:schemas-microsoft-com:office:excel"" xmlns=""http://www.w3.org/TR/REC-html40"">
<head>
<meta http-equiv=""Content-Type"" content=""text/html;charset=utf-8"" />
<style>
.xl24{mso-style-parent:style0;mso-number-format:""\@"";text-align:right;}
</style>
<xml>
<x:ExcelWorkbook>
<x:ExcelWorksheets>
<x:ExcelWorksheet>
<x:Name>Sheet1</x:Name>
<x:WorksheetOptions>
<x:ProtectContents>False</x:ProtectContents>
<x:ProtectObjects>False</x:ProtectObjects>
<x:ProtectScenarios>False</x:ProtectScenarios>
</x:WorksheetOptions>
</x:ExcelWorksheet>
</x:ExcelWorksheets>
</x:ExcelWorkbook>
</xml>
</head>
<body> ";
str += "\r\n" + @"<table border=""1"" cellpadding=""0"" cellspacing=""0"">
<tr>" + "\r\n";
str += strColumn;
str += @" </tr>
<xsl:for-each select="""+header+@""">
<tr>";
str += "\r\n" + strRow;
str += @"</tr>
</xsl:for-each>
</table>
</body>
</html>
</xsl:template>
</xsl:stylesheet> "; string path = XslPath;
if(File.Exists(path))
{
File.Delete(path);
}
FileStream fs = File.Create(path);
StreamWriter sw=new StreamWriter(fs);
sw.Write(str);
sw.Close();
fs.Close();
}
#endregion
这句话,是否可以将其定义为String型的,
或者进行一些格式化,将value-of 改变一下