In addition to the points made by
Ovid, Perl-style
foreach loops are a lot less error prone than C-style for
loops are.
People who use C-style loops, whether it be in C or another
language, typically have off-by-one errors as their most
common type of bug. By simply switching to Perl-style
loops when programming in Perl, you kill the opportunity
for this mistake, and therefore will have fewer bugs to
track down.
I have seen this happen in enough cases that I can't accept
the argument that it is simply personal preference. When
you have a choice, use the Perlish looping mechanism. The
time saved in avoiding debugging will quickly make this
pay for itself.
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