1TOASCII(3) Linux Programmer's Manual TOASCII(3)
2
3
4
6 toascii - convert character to ASCII
7
9 #include <ctype.h>
10
11 int toascii(int c);
12
13 Feature Test Macro Requirements for glibc (see feature_test_macros(7)):
14
15 toascii(): _XOPEN_SOURCE
16 || /* Glibc since 2.19: */ _DEFAULT_SOURCE
17 || /* Glibc versions <= 2.19: */ _SVID_SOURCE || _BSD_SOURCE
18
20 toascii() converts c to a 7-bit unsigned char value that fits into the
21 ASCII character set, by clearing the high-order bits.
22
24 The value returned is that of the converted character.
25
27 For an explanation of the terms used in this section, see
28 attributes(7).
29
30 ┌──────────┬───────────────┬─────────┐
31 │Interface │ Attribute │ Value │
32 ├──────────┼───────────────┼─────────┤
33 │toascii() │ Thread safety │ MT-Safe │
34 └──────────┴───────────────┴─────────┘
36 SVr4, BSD, POSIX.1-2001. POSIX.1-2008 marks toascii() as obsolete,
37 noting that it cannot be used portably in a localized application.
38
40 Many people will be unhappy if you use this function. This function
41 will convert accented letters into random characters.
42
44 isascii(3), tolower(3), toupper(3)
45
47 This page is part of release 4.16 of the Linux man-pages project. A
48 description of the project, information about reporting bugs, and the
49 latest version of this page, can be found at
50 https://www.kernel.org/doc/man-pages/.
51
52
53
54GNU 2016-03-15 TOASCII(3)