ListBox Item Removal

Question

I have a WPF window that manages sets of configurations and it allows users to edit a configuration set (edit button) and to remove a configuration set (remove button). The

Answer 1

for (int i = lstAttachments.SelectedItems.Count - 1; i >= 0; i--)
{
   lstAttachments.Items.Remove(lstAttachments.SelectedItems[i]);
}

Simplest way to remove items from a list you iterate through is going backwards because it does not affect the index of items you are moving next to.