xref: /original-bsd/lib/libc/string/rindex.3 (revision 63b2a11c)
1.\" Copyright (c) 1990, 1991 The Regents of the University of California.
2.\" All rights reserved.
3.\"
4.\" This code is derived from software contributed to Berkeley by
5.\" Chris Torek.
6.\" %sccs.include.redist.man%
7.\"
8.\"     @(#)rindex.3	5.3 (Berkeley) 01/21/92
9.\"
10.Dd
11.Dt RINDEX 3
12.Os
13.Sh NAME
14.Nm rindex
15.Nd locate character in string
16.Sh SYNOPSIS
17.Fd #include <string.h>
18.Ft char *
19.Fn rindex "const char *s" "int c"
20.Sh DESCRIPTION
21The
22.Fn rindex
23function
24locates the last character
25matching
26.Fa c
27(converted to a
28.Em char )
29in the null-terminated string
30.Fa s .
31.Sh RETURN VALUES
32A pointer to the character is returned if it is found; otherwise
33NULL is returned.
34If
35.Fa c
36is
37.Ql \e0 ,
38.Fn rindex
39locates the terminating
40.Ql \e0 .
41.Sh SEE ALSO
42.Xr index 3 ,
43.Xr memchr 3 ,
44.Xr strchr 3 ,
45.Xr strcspn 3 ,
46.Xr strpbrk 3 ,
47.Xr strrchr 3 ,
48.Xr strsep 3 ,
49.Xr strspn 3 ,
50.Xr strstr 3 ,
51.Xr strtok 3
52.Sh HISTORY
53A
54.Fn rindex
55function appeared in
56.At v6 .
57