FileHelpers
The FileHelpers are a free and easy to use .NET library to read/write
...You can strongly type your flat file (fixed or delimited) by simply describing a class that maps to each record and later read or write your file as a strongly typed .NET array. The library also has support to import or export data from different data storage types like Excel, Access, SqlServer, etc. In almost every project there is a need to read or write data from/to a file of a specified format. For example, log parsing, data warehouse and OLAP applications, communication between systems, file format transformations (for example transforming from a fixed length to a CSV file). The FileHelpers library is straightforward to learn and use. ...