Topics

A collection of index topics.

Property	Type	Access	Description
item	Object	read	Returns the topic with the specified index or name.
length	Long	read	The number of topics in the collection.

Method	Returns	Description
add	Topic	Create a new topic.
anyItem	Object	Returns any topic.
firstItem	Object	Returns the first topic.
itemByRange	Objects	Returns the topics within the specified range.
lastItem	Object	Returns the last topic.
middleItem	Object	Returns the middle topic.
nextItem	Object	Returns the next topic.
previousItem	Object	Returns the previous topic.