Art*_*cto 26
function getSubclassesOf($parent) {
$result = array();
foreach (get_declared_classes() as $class) {
if (is_subclass_of($class, $parent))
$result[] = $class;
}
return $result;
}
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巧合的是,这种实施恰好是与Vadim相关的问题中给出的实现.