Siratinee Sukachai wrote in post #994481:
> I need to do a function which can split dot and equa by recursive.
> But I don't have any ideas to do on recursive.

Is this a homework question? Otherwise, why do you say you want to use a 
recursive algorithm, but then say you don't know anything about 
recursion?

A structure like :a => {:b => {:c => :d} } is nested. You do not need to 
use recursion to build it.

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