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Item Number In

Returns the element corresponding to the item number.

Item Number In block

Description​

The Item Number In block returns the element corresponding to the item number. This is a code block part of the Lists drawer.

Usage​

Use Item Number In to retrieve a specific element from a list by its position. This is essential for accessing list elements in loops, retrieving values at calculated positions, or working with parallel lists where indices correspond across multiple lists.

Syntax​

Inputs:

  • A number (the index/item number)
  • A list to retrieve from

Notes​

  • Returns the element at the specified position in the list
  • List indices in StarLogo Nova start at 1 (first element is at position 1)
  • Returns an error if the index is out of bounds
  • Can retrieve any type of element stored in the list
  • Index of in - Returns the position of an element in a list
  • List - Creates a list with specified elements
  • Length of - Returns the number of items in a list
  • Contains - Checks if an element exists in a list