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

11 votes300 views6 answers
Ternary operator in c#
C#
0 vote349 views1 answer
How to make soft body OBJECT in unity
C#Unity
1 vote311 views1 answer
Public vs internal c#
C#
0 vote299 views1 answer
C# switch expression 8.0
C#
2 votes312 views1 answer
C# display attribute date
C#
0 vote307 views1 answer
Visual studio debug copy byte[] from watch
C#
0 vote293 views1 answer
Bash clean-up code
C#
5 votes296 views1 answer
C# linq to dictionary
C#
0 vote309 views1 answer
World space constant size
C#
1 vote313 views1 answer
C# unity follow object
C#