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<?php trait BaseObject{} trait TraitObject{ use BaseObject; } class Example extends ArrayObject{ use TraitObject; } $obj = new Example(); echo ($obj instanceof ArrayObject) ? 'yes' : 'no', ',' ; echo ($obj instanceof TraitObject) ? 'yes' : 'no', ',' ; echo ($obj instanceof Traversable) ? 'yes' : 'no', ',' ; echo ($obj instanceof BaseObject) ? 'yes' : 'no' ;
Output for git.master, git.master_jit, rfc.property-hooks
yes,no,yes,no

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