Compare the data of one excel file with another excel file?

Question

How to compare the data (any data) of one excel file with another excel file in asp.net with c#? If some set of data matches then I want to display excel file?

Suthish Nair · Answer

After loading it into dataset using for loop compare both data

Raju Katare · Answer

Hi Suthish I know how to load excel data into DataSet. But i need comparison.

Suthish Nair · Answer

Load your excel into dataset using oledb using System.Data; using System.Data.OleDb; String sConnectionString =  OLEDB; Provider = Microsoft.Jet.OLEDB.4.0; Data Source = C:\MyExcel.xls; Extended Properties = Excel 8.0;HDR=Yes;IMEX=1; OleDbConnection objConn = new OleDbConnection(sConnectionString); objConn.Open(); OleDbCommand objCmdSelect =new OleDbCommand(SELECT * FROM [Sheet1$] objConn); OleDbDataAdapter objAdapter1 = new OleDbDataAdapter(); objAdapter1.SelectCommand = objCmdSelect; DataSet objDataset1 = new DataSet(); objAdapter1.Fill(objDataset1); objConn.Close(); For connection string.. http://www.connectionstrings.com/excel

Raju Katare · Answer

Excel_1 Excel_2 Want to compare Abs column values of Excel_1 starting from A16 (nm 200.0) with Abs column values of Excel_2 starting from A16 (nm 200.0) . If some set of Abs values of Excel_1 matches with Excel_2  then i want to display Excel_2 file as a output.

Sam Hobbs · Answer

It depends on requirements; Suthish asked about that. There are many other details that are not the same for all comparisons. One important details is how is each row matched up with another row?

Suthish Nair · Answer

you want to compare each sheets cells data or something else?