Programming Perl, Second Edition by Larry Wall, Tom Christiansen, and Randal Schwartz Here are new changes that appear in the 12/98 reprint: (540) bullet item -2: "unpack 'u' and pack '%' formats" should be "pack 'u' and unpack '%' formats" (627) entry for \d has been changed from "27" to "28" (640) entry for \s has been changed from "27" to "28" (645) entry for \w has been changed from "27" to "28"