Insert (Arraylist function): Difference between revisions
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The <var>Insert</var> callable function inserts a new item before the <var class="term">number</var> item in the <var>Arraylist</var>. | |||
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==Syntax== | ==Syntax== |
Revision as of 08:36, 4 March 2011
Insert items into Arraylist (Arraylist class)
The Insert callable function inserts a new item before the number item in the Arraylist.
Syntax
[%count =] al:Insert( number, itemList)
Syntax terms
%count | An, optional, numeric variable to return the number of items in the indicated Arraylist after the item has been inserted. |
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al | An Arraylist object. |
number | A whole number, from 1 to the number of items in al plus one, to identify an al item before which collectionItem will be inserted. |
collectionItem | A value or variable of the same type as specified on the al declaration, or a value or variable convertible to that type; to be inserted into al. |
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.