Insert (Arraylist function)

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Insert items into Arraylist (Arraylist class)

Insert is a member of the Arraylist class.

This callable function inserts an item before the number item in the Arraylist.

Syntax

[%count =] al:Insert( number, itemList)

Syntax terms

%num
A numeric variable to contain the number of items in the indicated Arraylist after the item has been inserted.
%arrayl
An Arraylist object.
number
A whole number greater than 0 to identify an %arrayl item.
item
A value or variable of the same type as specified on the %arrayl declaration, or a value or variable convertible to that type.

Usage notes

  • If number is less than or equal to the number of items in the Arraylist, the new item is inserted before the indicated item.
  • If number is equal to the number of items in the Arraylist plus one, the new item is added to the end of the Arraylist.
  • If number is greater than the number of items in the Arraylist plus one, or less than or equal to zero, the request is cancelled.
  • For an example using the Insert method, see Arraylist class.