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jhartikainen/gist:2552549

Created April 29, 2012 18:39
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let teamIds = nub $ concatMap ((\g -> [gameTeam1 g, gameTeam2 g]) . entityVal) games
//vs
$teamIds = array();
foreach($games as $e) {
$g = $e->getValue();
$teamIds[] = $g->getTeam1();
$teamIds[] = $g->getTeam2();
}
$teamIds = array_unique($teamIds);
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