Reading and writing/editing to a text file

Question

I need to know how to read and write/edit a text file. This text file has multiple fields that need to be read. The format is as shown below: Name Age Location Jason 19 Indiana Jack 40 Ohio Amanda 17 Indiana Westly 20 Texas I need to be able to break this info down and put it into separtate areas or list boxes. And i also need to be able to write in this same format to this same text file. Any help is much appreciated. Thank you Jason