[英]Convert PDF document to Word document by programmatically without any third party tool (SSRS 2005)
[英]How to convert stream into Excel sheet (.xls and .xlsx) without any third party tool
Stream inputstream = Exceluploader.PostedFile.InputStream;
if (extenstion == ".xls")
{
//1. Reading from a binary Excel file ('97-2003 format; *.xls)
excelReader = ExcelReaderFactory.CreateBinaryReader(inputstream);
excelReader.IsFirstRowAsColumnNames = true;
}
if (extenstion == ".xlsx")
{
//...
//2. Reading from a OpenXml Excel file (2007 format; *.xlsx)
excelReader = ExcelReaderFactory.CreateOpenXmlReader(inputstream);
excelReader.IsFirstRowAsColumnNames = true;
}
目前我正在使用ExcelDataReader開源將流轉換為Excel工作表然后轉換為數據集,同樣我想要在沒有任何外部聚會工具或dll的情況下執行
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