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End of Life Ruby 3.0 has reached end of life and gets no more fixes. Switch to Ruby 4.0 →
class · Ruby 3.0
ThreadGroup
< Object
4 instance methods
ThreadGroup provides a means of keeping track of a number of threads as a group.
A given Thread object can only belong to one ThreadGroup at a time; adding a thread to a new group will remove it from any previous group.
Newly created threads belong to the same group as the thread from which they were created.
Instance methods 4
Constants
The default ThreadGroup created when Ruby starts; all Threads belong to it by default.