.List.Item (gb.data)

This virtual class represents the Current element of a List object.

Свойства

Index	Return the index of this item.
IsFirst	Return if this item is the first in the list (looking at the forward links). This is equivalent to having a normalised Index of 0.
IsLast	Return if this item is the last in the list (looking at the forward links). This is equivalent to being the first item, looking at the backward links.
IsValid	Return if this item constitutes a valid reference.
Value	Return the value associated with this item.

Методы

Append	Append a value to this item, i.e. place it after this one in the forward links and before this one in the backward links.
Prepend	Prepend a value to this item, i.e. place it before this one in the forward links and after this one in the backward links.