ListBox
A listbox is a graphical box which contains text :
Add an element :
listboxname.items.add(text);
remove an element
listboxName.items.delete(number);//where number is the index number
remove the selected element
listboxName.DeleteSelected;
Automatically sort
Setup the Sorted property to true
Number of elements in a listBox
listbox.items.count
Be careful : the item number of the first element is 0
Get an element
listboxname.Items.Strings[number]