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36 .\" @(#)isupper.3 8.1 (Berkeley) 6/4/93
37 .\" $FreeBSD: src/lib/libc/locale/isupper.3,v 1.8.2.5 2001/12/14 18:33:54 ru Exp $
38 .\" $DragonFly: src/lib/libc/gen/isupper.3,v 1.4 2008/05/02 02:05:03 swildner Exp $
45 .Nd upper-case character test
55 function tests for any upper-case letter.
58 locales the value of the argument is
63 In the ASCII character set, this includes the following characters
64 (with their numeric values shown in octal):
65 .Bl -column \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__ \&000_``0''__
66 .It "\&101\ ``A'' \t102\ ``B'' \t103\ ``C'' \t104\ ``D'' \t105\ ``E''"
67 .It "\&106\ ``F'' \t107\ ``G'' \t110\ ``H'' \t111\ ``I'' \t112\ ``J''"
68 .It "\&113\ ``K'' \t114\ ``L'' \t115\ ``M'' \t116\ ``N'' \t117\ ``O''"
69 .It "\&120\ ``P'' \t121\ ``Q'' \t122\ ``R'' \t123\ ``S'' \t124\ ``T''"
70 .It "\&125\ ``U'' \t126\ ``V'' \t127\ ``W'' \t130\ ``X'' \t131\ ``Y''"
76 function returns zero if the character tests false and
77 returns non-zero if the character tests true.