@Html.HiddenFor does not work on Lists in ASP.NET MVC

Question

I\'m using a model that contains a List as a property. I\'m populating this list with items i grab from SQL Server. I want the List to be hidden in the view and passed to th

Answer 1

I've just come across this issue and solved it simply by doing the following:

@for(int i = 0; i < Model.ToGroups.Length; i++)
{
    @Html.HiddenFor(model => Model.ToGroups[i])
}

By using a for instead of a foreach the model binding will work correctly and pick up all of your hidden values in the list. Seems like the simplest way to solve this problem.