# $EPIC: getitem.txt,v 1.2 2006/08/01 03:22:01 sthalik Exp $
These functions are used to fetch data held in the given array.
The $getitem() function retrieves data based on its item number in the array (counting from zero, the order in which the data was entered).
The $igetitem() function retrieves it based on its index number (counting from zero, in a sorted order).
These functions only affect arrays created with $setitem().
These functions are used to get an item in an array. The applications for these function should be obvious. The $igetitem() function, in particular, is useful for showing an array's contents in alphabetical order.
array item data, or empty string if array or item is not found