Re:Stack Overflow: Printing 1 to 1000 in C
by 3pt14159 on Monday March 14, 2011 @02:14PM
(#2323671)
1.upto(10).class
=> Enumerator
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That's like doing:
#define NOT_A_LOOP(x) while(x)
Enumerator is just Ruby object goo over a loop.