note AnomalousMonk <p> The summing function is discussed in the [doc://perlpacktut#Doing-Sums] section of [doc://perlpacktut] (not perl<b>un</B>packtut, which does not exist) and in [doc://unpack], although it must be admitted that examples of counted-field summation in both these sources are a bit rare. </P> 1015564 1015618