C# read excel file into datatable

string sSheetName = null;
string sConnection = null;
DataTable dtTablesList = default(DataTable);
OleDbCommand oleExcelCommand = default(OleDbCommand);
OleDbDataReader oleExcelReader = default(OleDbDataReader);
OleDbConnection oleExcelConnection = default(OleDbConnection);

sConnection = "Provider=Microsoft.ACE.OLEDB.12.0;Data Source=C:\\Test.xls;Extended Properties=\"Excel 12.0;HDR=No;IMEX=1\"";

oleExcelConnection = new OleDbConnection(sConnection);
oleExcelConnection.Open();

dtTablesList = oleExcelConnection.GetSchema("Tables");

if (dtTablesList.Rows.Count > 0) 
{
    sSheetName = dtTablesList.Rows[0]["TABLE_NAME"].ToString();
}

dtTablesList.Clear();
dtTablesList.Dispose();


if (!string.IsNullOrEmpty(sSheetName)) {
    oleExcelCommand = oleExcelConnection.CreateCommand();
    oleExcelCommand.CommandText = "Select * From [" + sSheetName + "]";
    oleExcelCommand.CommandType = CommandType.Text;
    oleExcelReader = oleExcelCommand.ExecuteReader();
    nOutputRow = 0;

    while (oleExcelReader.Read())
    {
    }
    oleExcelReader.Close();
}
oleExcelConnection.Close();

Source: stackoverflow.com

Similar codes

2 votes373 views3 answers
Constructor definition
C#
0 vote304 views1 answer
C# func vs action
C#
10 votes320 views5 answers
Error: EACCES: permission denied, access '/usr/local/lib/node_modules'
C#
2 votes337 views1 answer
Unity check if number is multiple of x
C#Unity
1 vote332 views1 answer
How to show a reference in unity
C#
174 votes570 views6 answers
C# foreach
C#
0 vote367 views1 answer
Unity random point in sphere
C#Unity
0 vote332 views1 answer
Get attribute value of xml element c#
C#
0 vote342 views1 answer
C# return propertty from each object in object lpist
C#
0 vote397 views3 answers
Instantiate object inside of object Unity
C#Unity