1 .\" Copyright 1993 David Metcalfe (david@prism.demon.co.uk)
3 .\" %%%LICENSE_START(VERBATIM)
4 .\" Permission is granted to make and distribute verbatim copies of this
5 .\" manual provided the copyright notice and this permission notice are
6 .\" preserved on all copies.
8 .\" Permission is granted to copy and distribute modified versions of this
9 .\" manual under the conditions for verbatim copying, provided that the
10 .\" entire resulting derived work is distributed under the terms of a
11 .\" permission notice identical to this one.
13 .\" Since the Linux kernel and libraries are constantly changing, this
14 .\" manual page may be incorrect or out-of-date. The author(s) assume no
15 .\" responsibility for errors or omissions, or for damages resulting from
16 .\" the use of the information contained herein. The author(s) may not
17 .\" have taken the same level of care in the production of this manual,
18 .\" which is licensed free of charge, as they might when working
21 .\" Formatted or processed versions of this manual, if unaccompanied by
22 .\" the source, must acknowledge the copyright and authors of this work.
25 .\" References consulted:
26 .\" Linux libc source code
27 .\" Lewine's _POSIX Programmer's Guide_ (O'Reilly & Associates, 1991)
29 .\" Modified Sun Jul 25 10:40:44 1993 by Rik Faith (faith@cs.unc.edu)
30 .TH STRCOLL 3 2021-03-22 "GNU" "Linux Programmer's Manual"
32 strcoll \- compare two strings using the current locale
35 .B #include <string.h>
37 .BI "int strcoll(const char *" s1 ", const char *" s2 );
42 function compares the two strings
46 It returns an integer less than, equal to, or greater
49 is found, respectively, to be less than,
50 to match, or be greater than
52 The comparison is based on
53 strings interpreted as appropriate for the program's current locale
61 function returns an integer less than, equal to,
62 or greater than zero if
64 is found, respectively, to be less
65 than, to match, or be greater than
67 when both are interpreted
68 as appropriate for the current locale.
70 For an explanation of the terms used in this section, see
78 Interface Attribute Value
81 T} Thread safety MT-Safe locale
87 POSIX.1-2001, POSIX.1-2008, C89, C99, SVr4, 4.3BSD.