TheMadDeveloper

<?php
    # Iterates through the supplied hash or array with optional special processing on first and last element.
    # PARAMETERS:
    #   $list:    the hash or array to iterate over
    #   $fnMain:  function($listElement) which should process the list elements
    #   $fnFirst: function($listElement) which should process the FIRST element in the list
    #             if null, no special processing is done, and the first element will be processed with $fnMain
    #   $fnLast:  function($listElement) which should process the LAST element in the list
    #             if null, no special processing is done, and the last element will be processed with $fnMain
    function iterateList($list, $fnMain, $fnFirst, $fnLast) {