[M3devel] iterating over sets?

[Jay]

Let's say I had
 
TYPE T = SET OF { 0 .. 256 };
 
Must I say:
 
VAR t: T;
FOR i := FIRST(t) TO LAST(t)
  IF i IN t DO
   something with i
  END
END
 
Surely there's a better way involving scanning forward for the next bit more than one bit at a time?
 
 - Jay
 
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