c# - Import data from opened excel files -


i need import data application on c# curently opened files ms excel 2010/2013. im using vs 2010 express, can't use microsoft.office.interop.excel. im trying use lib spreadsheetlight, not solve problem. how can it?

try code:

 oledbconnection oledbconn = new oledbconnection();         try         {              string path = httpcontext.current.server.mappath("~/virtual path file");              if (path.getextension(path) == ".xls")             {                 oledbconn = new oledbconnection("provider=microsoft.jet.oledb.4.0;data source=" + path + ";extended properties=\"excel 8.0;hdr=yes;imex=2\"");             }             else if (path.getextension(path) == ".xlsx")             {                 oledbconn = new oledbconnection(@"provider=microsoft.ace.oledb.12.0;data source=" + path + ";extended properties='excel 12.0;hdr=yes;imex=1;';");             }             oledbconn.open();             oledbcommand cmd = new oledbcommand(); ;             oledbdataadapter oleda = new oledbdataadapter();             dataset ds = new dataset();              cmd.connection = oledbconn;             cmd.commandtype = commandtype.text;             cmd.commandtext = "select * [sheet1$]";             oleda = new oledbdataadapter(cmd);             oleda.fill(ds, "your_temp_table_name");             foreach (datarow item in ds.tables["your_temp_table_name"].rows)             {                 ....

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