Select items from list based on index. The node is data type agnostic, meaning it makes no assumptions about the data you feed it. It shoudld accepts any type of data native to Sverchok..
|Data||The data - can be anything|
|item||Item(s) to select, allows negative index python index|
It is essentially how many chained element look-ups you do on a list. If
SomeList has a considerable nestedness then you might access the most atomic element of the list doing
SomeList. Levels in this case would be 4.
A list of items to select, allow negative index python indexing so that -1 the last element. The items doesn’t have to be in order and a single item can be selected more than a single time.
Item, the selected items on the specifed level. Other, the list with the selected items deleted.
Trying various inputs, adjusting the parameters, and piping the output to a Debug Print (or stethoscope) node will be the fastest way to acquaint yourself with the inner workings of the List Item Node.