Thank you

... but I had tried that (see "Note 1").

As nearly I can see, I was using basically your syntax, but that has the effect of ALLOWING the inner loop's processing of lines in which $values[1] is zero... which is what I'm trying to avoid. Apologies for the lack of clarity in OP.

In reply to Re^2: Exiting the inner loop of a nested loop by ww
in thread Exiting the inner loop of a nested loop by ww

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