In my sample I avoid the assumption that iterating an array is safe with for .. in.. and use the more expressive Array.forEach() to indicate that the code is something that we want to apply to every thread and every message in said thread.
In my sample I avoid the assumption that iterating an array is safe with for .. in.. and use the more expressive Array.forEach() to indicate that the code is something that we want to apply to every thread and every message in said thread.