In ASP.NET MVC, when you want to submit a page with many instances of a certain type (e.g., a form with a list of phone numbers), the framework will recognize the form elements as a list if you use a specific format for the name attribute of the inputs. This allows you to have an action like this:
public ActionResult UpdateInts(IList<int> ints) {
The MVC framework, in this case, will look at all the inputs on your form, figure out which inputs correspond to which records on the for...