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authorKarl Williamson <public@khwilliamson.com>2012-05-05 08:04:15 -0600
committerKarl Williamson <public@khwilliamson.com>2012-06-17 11:35:05 -0600
commite58b1dde740744eab849838de39ef497ec0d7e8b (patch)
treecf0833d3b03c7ab8460a362e3c24dfed80e53694 /handy.h
parent3389bcf705b7a9f1eab6dfd05ec59da0129932b6 (diff)
downloadperl-e58b1dde740744eab849838de39ef497ec0d7e8b.tar.gz
handy.h: Add comment
Diffstat (limited to 'handy.h')
-rw-r--r--handy.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/handy.h b/handy.h
index 3782788831..b48353ea36 100644
--- a/handy.h
+++ b/handy.h
@@ -778,7 +778,7 @@ EXTCONST U32 PL_charclass[];
# define toLOWER(c) tolower(c)
# define toUPPER(c) toupper(c)
#else /* Not EBCDIC: ASCII-only matching */
-# define isALNUMC(c) isALNUMC_A(c)
+# define isALNUMC(c) isALNUMC_A(c) /* Mnemonic: "C's alnum" = alpha + digit */
# define isALPHA(c) isALPHA_A(c)
# define isBLANK(c) isBLANK_A(c)
# define isCNTRL(c) isCNTRL_A(c)