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

1 vote115 views1 answer
How to check if string can be converted to int c#
C#
9 votes132 views1 answer
C# return two variables of different types
C#
3 votes100 views2 answers
C# array index tostring
C#
0 vote153 views2 answers
Unity 2d top down movement script
C#Unity
6 votes129 views2 answers
Unity copy to clipboard
C#
0 vote106 views1 answer
Unity only one component type
C#
0 vote148 views1 answer
Unity normalize movement
C#Unity
0 vote122 views1 answer
C# create default instance of type
C#
3 votes115 views1 answer
How to get the transform of an object in unity
C#
0 vote117 views1 answer
C# datagridview multiple row selection without control
C#