C# Class to Dataset

Extension method to Convert IEnumerable to DataSet

public static DataTable AsDataTable<T>(this IEnumerable<T> data)

{

PropertyDescriptorCollection properties = TypeDescriptor.GetProperties(typeof(T));
var table = new DataTable();
foreach (PropertyDescriptor prop in properties)

{

table.Columns.Add(prop.Name, Nullable.GetUnderlyingType(prop.PropertyType) ?? prop.PropertyType);

}

foreach (T item in data)

{

DataRow row = table.NewRow();
foreach (PropertyDescriptor prop in properties)
row[prop.Name] = prop.GetValue(item) ?? DBNull.Value;
table.Rows.Add(row);

}

return table;

}

Call the method

IEnumerable<T>data = ReadFile(...);

DataTable dataTable = data.AsDataTable();