/includes/set_emulation.inc.phpUtility functions to emulate Pascal data type 'set' with PHP arrays
Add a single element, or a set, to a set
Removes a single element, or a subset, from a set
Based on a user contribution from doug at NOSPAM dot thrutch dot co dot uk 06-Jan-2006 01:22 on http://www.php.net/array_diff
Checks if array1 is a subset of array2
Documentation generated on Sun, 26 Nov 2006 14:19:36 +0100 by phpDocumentor 1.3.1