Operates on all threads currently being tracked by the system. The result of deleting any Thread object is undefined. Note that threads passed to the callback might no longer run (see Thread..isRunning).
The supplied code as a delegate.
Zero if all elemented are visited, nonzero if not.
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Operates on all threads currently being tracked by the system. The result of deleting any Thread object is undefined. Note that threads passed to the callback might no longer run (see Thread..isRunning).