Re: [bug-gawk] Postdecrementing $NF

[Aharon Robbins]

> With respect to NF, it seems that some (non Posix) awk processors handle 
> it like FILENAME. I.e., changing the value of NF doesn't modify the 
> internal structure that holds the current record. At least this is what 
> I assume after your comment about discrepancies in the evaluation of 
> $(NF--) by different processors.

Well, BWK's awk is half-baked. If you increase NF it generally adds
fields but when you decrease it nothing really happens.  He's aware
of the issues.

Thanks,

Arnold