Tuesday, July 13, 2010

Read all sheet names from a excel sheet

Read all sheet names of excel in c#


The below function will give you the sheet names from a excel sheet.

protected String[] sheetname()
{
OleDbConnection objConn = null;
System.Data.DataTable dt = null;

try
{
String connString = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=" + [path of your excel file] + ";Extended Properties=Excel 8.0;";
// Create connection object by using the preceding connection string.
objConn = new OleDbConnection(connString);
// Open connection with the database.
objConn.Open();
// Get the data table containg the schema guid.
dt = objConn.GetOleDbSchemaTable(OleDbSchemaGuid.Tables, null);
if (dt == null)
{
return null;
}
String[] excelSheets = new String[dt.Rows.Count];
int i = 0;

// Add the sheet name to the string array.

foreach (DataRow row in dt.Rows)
{
excelSheets[i] = row["TABLE_NAME"].ToString();
i++;
}

// Loop through all of the sheets if you want too...

for (int j = 0; j < excelSheets.Length; j++)
{
// Query each excel sheet.

}

return excelSheets;
}
catch (Exception ex)
{
return null;
}
finally
{
// Clean up.

if (objConn != null)
{
objConn.Close();
objConn.Dispose();
}
if (dt != null)
{
dt.Dispose();
}
}
}

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