<!-- Collection of code snippets by Arne Vajhøj -->
<!-- posted to eksperten.dk, usenet and other places (2002-now) -->
<?php
class Data {
    public $name;
    public $position;
    public function __construct($name, $position) {
        $this->name = $name;
        $this->position = $position;
    }   
}

$data = array(new Data('Mary Johnson', 'Secretary'),
              new Data('Amanda Miller', 'Member'),
              new Data('James Brown', 'Member'),
              new Data('Patricia Williams', 'Member'),
              new Data('Michael Davis', 'President'),
              new Data('Sarah Miller', 'Vice-President'),
              new Data('Patrick Miller', 'Member'));

/* start sort */

$sortorder = array_flip(array('President', 'Vice-President', 'Secretary', 'Member'));

usort($data, function($a, $b) use($sortorder) { if($a->position == $b->position) return strcmp($a->name, $b->name);
                                                else return $sortorder[$a->position] - $sortorder[$b->position]; } );

/* end sort */

foreach($data as $o) {
    echo $o->name . ' ' . $o->position . "\r\n";
}
?>