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open FH, "foo" or die "Can't open foo: $!"; while (<FH>) { ## current line is in $_, process it } close FH or warn "Error closing foo: $!";
while (<>) { ## line is in $_ }
$ process.pl foo.txt bar.txt baz.txt
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There is too much technical debt in my codebase The stability of the system Perl suits me better I have to support users of some ancient version I'm stuck with ActiveState/TinyPerl/microperl/Strawberry ... Letting the early adopters trip over the bugs is fine Some other reason
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